1014321440 has 48 divisors (see below), whose sum is σ = 2614187520. Its totient is φ = 368843520.

The previous prime is 1014321431. The next prime is 1014321491. The reversal of 1014321440 is 441234101.

It is a Harshad number since it is a multiple of its sum of digits (20).

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 7 ways as a sum of consecutive naturals, for example, 286400 + ... + 289919.

It is an arithmetic number, because the mean of its divisors is an integer number (54462240).

Almost surely, 2^1014321440 is an apocalyptic number.

1014321440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1014321440 is an abundant number, since it is smaller than the sum of its proper divisors (1599866080).

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

1014321440 is a wasteful number, since it uses less digits than its factorization.

1014321440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 576345 (or 576337 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 1014321440 is about 31848.4134612699. The cubic root of 1014321440 is about 1004.7512036461.

Adding to 1014321440 its reverse (441234101), we get a palindrome (1455555541).

The spelling of 1014321440 in words is "one billion, fourteen million, three hundred twenty-one thousand, four hundred forty".