1056111794929 has 9 divisors (see below), whose sum is σ = 1093816090497. Its totient is φ = 1019665371984.

The previous prime is 1056111794861. The next prime is 1056111794939. The reversal of 1056111794929 is 9294971116501.

The square root of 1056111794929 is 1027673.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 243142679025 + 812969115904 = 493095^2 + 901648^2 .

It is not a de Polignac number, because 1056111794929 - 2¹⁵ = 1056111762161 is a prime.

It is a super-2 number, since 2×1056111794929² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1056111794929.

It is not an unprimeable number, because it can be changed into a prime (1056111794939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 29784799 + ... + 29820235.

Almost surely, 2^{1056111794929} is an apocalyptic number.

1056111794929 is the 1027673-rd square number.

1056111794929 is the 513837-th centered octagonal number.

It is an amenable number.

1056111794929 is a deficient number, since it is larger than the sum of its proper divisors (37704295568).

1056111794929 is an frugal number, since it uses more digits than its factorization.

1056111794929 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70932 (or 35466 counting only the distinct ones).

The product of its (nonzero) digits is 1224720, while the sum is 55.

The spelling of 1056111794929 in words is "one trillion, fifty-six billion, one hundred eleven million, seven hundred ninety-four thousand, nine hundred twenty-nine".