1056427040 has 24 divisors (see below), whose sum is σ = 2495809260. Its totient is φ = 422570752.

The previous prime is 1056427013. The next prime is 1056427067. The reversal of 1056427040 is 407246501.

It is an interprime number because it is at equal distance from previous prime (1056427013) and next prime (1056427067).

It can be written as a sum of positive squares in 2 ways, for example, as 943472656 + 112954384 = 30716^2 + 10628^2 .

It is a super-2 number, since 2×1056427040² = 2232076181686323200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1056426994 and 1056427012.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3301175 + ... + 3301494.

Almost surely, 2^1056427040 is an apocalyptic number.

1056427040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1056427040 is an abundant number, since it is smaller than the sum of its proper divisors (1439382220).

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

1056427040 is an equidigital number, since it uses as much as digits as its factorization.

1056427040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6602684 (or 6602676 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 1056427040 is about 32502.7235781865. The cubic root of 1056427040 is about 1018.4659240805.

The spelling of 1056427040 in words is "one billion, fifty-six million, four hundred twenty-seven thousand, forty".