1056321260 has 24 divisors (see below), whose sum is σ = 2218902000. Its totient is φ = 422409024.

The previous prime is 1056321239. The next prime is 1056321269. The reversal of 1056321260 is 621236501.

It is a super-2 number, since 2×1056321260² = 2231629208655975200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1056321269) 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, 110387 + ... + 119573.

It is an arithmetic number, because the mean of its divisors is an integer number (92454250).

Almost surely, 2^1056321260 is an apocalyptic number.

1056321260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1056321260 is an abundant number, since it is smaller than the sum of its proper divisors (1162580740).

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

1056321260 is a wasteful number, since it uses less digits than its factorization.

1056321260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14945 (or 14943 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 1056321260 is about 32501.0962892023. The cubic root of 1056321260 is about 1018.4319299609.

Adding to 1056321260 its reverse (621236501), we get a palindrome (1677557761).

The spelling of 1056321260 in words is "one billion, fifty-six million, three hundred twenty-one thousand, two hundred sixty".