1056660325 has 12 divisors (see below), whose sum is σ = 1497438880. Its totient is φ = 724566960.

The previous prime is 1056660307. The next prime is 1056660329. The reversal of 1056660325 is 5230666501.

It is not a de Polignac number, because 1056660325 - 2¹³ = 1056652133 is a prime.

It is a super-2 number, since 2×1056660325² = 2233062084858211250, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1056660329) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3018855 + ... + 3019204.

Almost surely, 2^1056660325 is an apocalyptic number.

It is an amenable number.

1056660325 is a deficient number, since it is larger than the sum of its proper divisors (440778555).

1056660325 is an equidigital number, since it uses as much as digits as its factorization.

1056660325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6038076 (or 6038071 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 34.

The square root of 1056660325 is about 32506.3120793485. The cubic root of 1056660325 is about 1018.5408859812.

The spelling of 1056660325 in words is "one billion, fifty-six million, six hundred sixty thousand, three hundred twenty-five".