1056161083111 has 2 divisors, whose sum is σ = 1056161083112. Its totient is φ = 1056161083110.

The previous prime is 1056161083073. The next prime is 1056161083177. The reversal of 1056161083111 is 1113801616501.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1056161083111 - 2²⁵ = 1056127528679 is a prime.

It is a super-2 number, since 2×1056161083111² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1056161083511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 528080541555 + 528080541556.

It is an arithmetic number, because the mean of its divisors is an integer number (528080541556).

Almost surely, 2^{1056161083111} is an apocalyptic number.

1056161083111 is a deficient number, since it is larger than the sum of its proper divisors (1).

1056161083111 is an equidigital number, since it uses as much as digits as its factorization.

1056161083111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 34.

Adding to 1056161083111 its reverse (1113801616501), we get a palindrome (2169962699612).

The spelling of 1056161083111 in words is "one trillion, fifty-six billion, one hundred sixty-one million, eighty-three thousand, one hundred eleven".