1056431522 has 8 divisors (see below), whose sum is σ = 1588041936. Its totient is φ = 527084212.

The previous prime is 1056431501. The next prime is 1056431573. The reversal of 1056431522 is 2251346501.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1056431522² = 2232095121350472968, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 564608 + ... + 566475.

It is an arithmetic number, because the mean of its divisors is an integer number (198505242).

Almost surely, 2^1056431522 is an apocalyptic number.

1056431522 is a deficient number, since it is larger than the sum of its proper divisors (531610414).

1056431522 is a wasteful number, since it uses less digits than its factorization.

1056431522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1131552.

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 1056431522 is about 32502.7925261815. The cubic root of 1056431522 is about 1018.4673643939.

The spelling of 1056431522 in words is "one billion, fifty-six million, four hundred thirty-one thousand, five hundred twenty-two".