1014451240 has 64 divisors (see below), whose sum is σ = 2504597760. Its totient is φ = 366731520.

The previous prime is 1014451231. The next prime is 1014451247. The reversal of 1014451240 is 421544101.

1014451240 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1014451240² = 2058222636675075200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (1014451247) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69457 + ... + 82783.

It is an arithmetic number, because the mean of its divisors is an integer number (39134340).

Almost surely, 2^1014451240 is an apocalyptic number.

1014451240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1014451240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1252298880).

1014451240 is an abundant number, since it is smaller than the sum of its proper divisors (1490146520).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1014451240 is a wasteful number, since it uses less digits than its factorization.

1014451240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13522 (or 13518 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 22.

The square root of 1014451240 is about 31850.4511741985. The cubic root of 1014451240 is about 1004.7940602589.

Adding to 1014451240 its reverse (421544101), we get a palindrome (1435995341).

It can be divided in two parts, 1014 and 451240, that added together give a palindrome (452254).

The spelling of 1014451240 in words is "one billion, fourteen million, four hundred fifty-one thousand, two hundred forty".