1057170056 has 16 divisors (see below), whose sum is σ = 1982912400. Its totient is φ = 528393424.

The previous prime is 1057170053. The next prime is 1057170067. The reversal of 1057170056 is 6500717501.

It is a super-2 number, since 2×1057170056² = 2235217054606086272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1057170053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1031 + ... + 45993.

It is an arithmetic number, because the mean of its divisors is an integer number (123932025).

Almost surely, 2^1057170056 is an apocalyptic number.

It is an amenable number.

1057170056 is a deficient number, since it is larger than the sum of its proper divisors (925742344).

1057170056 is a wasteful number, since it uses less digits than its factorization.

1057170056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47908 (or 47904 counting only the distinct ones).

The product of its (nonzero) digits is 7350, while the sum is 32.

The square root of 1057170056 is about 32514.1516266379. The cubic root of 1057170056 is about 1018.7046404033.

Adding to 1057170056 its reverse (6500717501), we get a palindrome (7557887557).

The spelling of 1057170056 in words is "one billion, fifty-seven million, one hundred seventy thousand, fifty-six".