1056012738 has 32 divisors (see below), whose sum is σ = 2323086912. Its totient is φ = 320001440.

The previous prime is 1056012703. The next prime is 1056012751. The reversal of 1056012738 is 8372106501.

It is a super-2 number, since 2×1056012738² = 2230325805636513288, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1056012699 and 1056012708.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58131 + ... + 74102.

It is an arithmetic number, because the mean of its divisors is an integer number (72596466).

Almost surely, 2^1056012738 is an apocalyptic number.

1056012738 is an abundant number, since it is smaller than the sum of its proper divisors (1267074174).

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

1056012738 is a wasteful number, since it uses less digits than its factorization.

1056012738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132271 (or 132249 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 33.

The square root of 1056012738 is about 32496.3496103793. The cubic root of 1056012738 is about 1018.3327684453.

The spelling of 1056012738 in words is "one billion, fifty-six million, twelve thousand, seven hundred thirty-eight".