1056111794930 has 16 divisors (see below), whose sum is σ = 1903912423704. Its totient is φ = 421797786240.

The previous prime is 1056111794861. The next prime is 1056111794939. The reversal of 1056111794930 is 394971116501.

It is a happy number.

It is a Cunningham number, because it is equal to 1027673²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 380199259609 + 675912535321 = 616603^2 + 822139^2 .

It is a super-4 number, since 4×1056111794930⁴ (a number of 49 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

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 7 ways as a sum of consecutive naturals, for example, 80859611 + ... + 80872670.

Almost surely, 2^{1056111794930} is an apocalyptic number.

1056111794930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1056111794930 is a deficient number, since it is larger than the sum of its proper divisors (847800628774).

1056111794930 is a wasteful number, since it uses less digits than its factorization.

1056111794930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161732941.

The product of its (nonzero) digits is 204120, while the sum is 47.

The spelling of 1056111794930 in words is "one trillion, fifty-six billion, one hundred eleven million, seven hundred ninety-four thousand, nine hundred thirty".