1014044040 has 144 divisors (see below), whose sum is σ = 3348322380. Its totient is φ = 266131200.

The previous prime is 1014044023. The next prime is 1014044051. The reversal of 1014044040 is 404404101.

It can be written as a sum of positive squares in 2 ways, for example, as 964847844 + 49196196 = 31062^2 + 7014^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 6072037 + ... + 6072203.

Almost surely, 2^1014044040 is an apocalyptic number.

1014044040 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 1014044040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1674161190).

1014044040 is an abundant number, since it is smaller than the sum of its proper divisors (2334278340).

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

1014044040 is a wasteful number, since it uses less digits than its factorization.

1014044040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 452 (or 278 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 1014044040 is about 31844.0581584697. The cubic root of 1014044040 is about 1004.6596010617.

Adding to 1014044040 its reverse (404404101), we get a palindrome (1418448141).

The spelling of 1014044040 in words is "one billion, fourteen million, forty-four thousand, forty".