1056425402 has 4 divisors (see below), whose sum is σ = 1584638106. Its totient is φ = 528212700.

The previous prime is 1056425329. The next prime is 1056425417. The reversal of 1056425402 is 2045246501.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 884527081 + 171898321 = 29741^2 + 13111^2 .

It is a super-2 number, since 2×1056425402² = 2232069259981723208, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 264106349 + ... + 264106352.

Almost surely, 2^1056425402 is an apocalyptic number.

1056425402 is a deficient number, since it is larger than the sum of its proper divisors (528212704).

1056425402 is an equidigital number, since it uses as much as digits as its factorization.

1056425402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 528212703.

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 1056425402 is about 32502.6983802884. The cubic root of 1056425402 is about 1018.4653976999.

The spelling of 1056425402 in words is "one billion, fifty-six million, four hundred twenty-five thousand, four hundred two".