1056425321 has 8 divisors (see below), whose sum is σ = 1208085120. Its totient is φ = 904951008.

The previous prime is 1056425317. The next prime is 1056425329. The reversal of 1056425321 is 1235246501.

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

It is a cyclic number.

It is not a de Polignac number, because 1056425321 - 2² = 1056425317 is a prime.

It is a super-2 number, since 2×1056425321² = 2232068917699906082, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1056425329) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33941 + ... + 57138.

It is an arithmetic number, because the mean of its divisors is an integer number (151010640).

Almost surely, 2^1056425321 is an apocalyptic number.

It is an amenable number.

1056425321 is a deficient number, since it is larger than the sum of its proper divisors (151659799).

1056425321 is an equidigital number, since it uses as much as digits as its factorization.

1056425321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92743.

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

The square root of 1056425321 is about 32502.6971342380. The cubic root of 1056425321 is about 1018.4653716701.

The spelling of 1056425321 in words is "one billion, fifty-six million, four hundred twenty-five thousand, three hundred twenty-one".