125655066 has 24 divisors (see below), whose sum is σ = 272466324. Its totient is φ = 41852160.

The previous prime is 125655053. The next prime is 125655077. The reversal of 125655066 is 660556521.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 125552025 + 103041 = 11205^2 + 321^2 .

It is a super-2 number, since 2×125655066² = 31578391222928712, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 125655066.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34576 + ... + 38036.

Almost surely, 2^125655066 is an apocalyptic number.

125655066 is an abundant number, since it is smaller than the sum of its proper divisors (146811258).

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

125655066 is a wasteful number, since it uses less digits than its factorization.

125655066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5486 (or 5483 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 36.

The square root of 125655066 is about 11209.5970489576. The cubic root of 125655066 is about 500.8719000302.

The spelling of 125655066 in words is "one hundred twenty-five million, six hundred fifty-five thousand, sixty-six".