1056105402 has 32 divisors (see below), whose sum is σ = 2318929344. Its totient is φ = 317990400.

The previous prime is 1056105397. The next prime is 1056105403. The reversal of 1056105402 is 2045016501.

It is a super-2 number, since 2×1056105402² = 2230717240267163208, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1056105403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40599 + ... + 61322.

It is an arithmetic number, because the mean of its divisors is an integer number (72466542).

Almost surely, 2^1056105402 is an apocalyptic number.

1056105402 is an abundant number, since it is smaller than the sum of its proper divisors (1262823942).

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

1056105402 is a wasteful number, since it uses less digits than its factorization.

1056105402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102094.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 1056105402 is about 32497.7753392444. The cubic root of 1056105402 is about 1018.3625534483.

The spelling of 1056105402 in words is "one billion, fifty-six million, one hundred five thousand, four hundred two".