125855361 has 12 divisors (see below), whose sum is σ = 182707200. Its totient is φ = 83480760.

The previous prime is 125855357. The next prime is 125855371. The reversal of 125855361 is 163558521.

It is a happy number.

125855361 is a `hidden beast` number, since 12 + 585 + 5 + 3 + 61 = 666.

It is not a de Polignac number, because 125855361 - 2² = 125855357 is a prime.

It is not an unprimeable number, because it can be changed into a prime (125855351) 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, 33345 + ... + 36926.

It is an arithmetic number, because the mean of its divisors is an integer number (15225600).

Almost surely, 2^125855361 is an apocalyptic number.

It is an amenable number.

125855361 is a deficient number, since it is larger than the sum of its proper divisors (56851839).

125855361 is a wasteful number, since it uses less digits than its factorization.

125855361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70476 (or 70473 counting only the distinct ones).

The product of its digits is 36000, while the sum is 36.

The square root of 125855361 is about 11218.5275771823. The cubic root of 125855361 is about 501.1378897826.

The spelling of 125855361 in words is "one hundred twenty-five million, eight hundred fifty-five thousand, three hundred sixty-one".