1056161136 has 20 divisors (see below), whose sum is σ = 2728416392. Its totient is φ = 352053696.

The previous prime is 1056161077. The next prime is 1056161143. The reversal of 1056161136 is 6311616501.

It is a super-2 number, since 2×1056161136² = 2230952690393620992, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11001631 + ... + 11001726.

Almost surely, 2^1056161136 is an apocalyptic number.

1056161136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1056161136 is an abundant number, since it is smaller than the sum of its proper divisors (1672255256).

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

1056161136 is a wasteful number, since it uses less digits than its factorization.

1056161136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22003368 (or 22003362 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 30.

The square root of 1056161136 is about 32498.6328327824. The cubic root of 1056161136 is about 1018.3804671970.

Adding to 1056161136 its reverse (6311616501), we get a palindrome (7367777637).

The spelling of 1056161136 in words is "one billion, fifty-six million, one hundred sixty-one thousand, one hundred thirty-six".