1056371156120 has 64 divisors (see below), whose sum is σ = 2716571934720. Its totient is φ = 362159201664.

The previous prime is 1056371156111. The next prime is 1056371156129. The reversal of 1056371156120 is 216511736501.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1056371156111) and next prime (1056371156129).

It is a super-2 number, since 2×1056371156120² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1056371156129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4150049 + ... + 4397231.

It is an arithmetic number, because the mean of its divisors is an integer number (42446436480).

Almost surely, 2^{1056371156120} is an apocalyptic number.

1056371156120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1056371156120 is an abundant number, since it is smaller than the sum of its proper divisors (1660200778600).

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

1056371156120 is a wasteful number, since it uses less digits than its factorization.

1056371156120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262464 (or 262460 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 38.

The spelling of 1056371156120 in words is "one trillion, fifty-six billion, three hundred seventy-one million, one hundred fifty-six thousand, one hundred twenty".