125060661 has 12 divisors (see below), whose sum is σ = 197065440. Its totient is φ = 75794280.

The previous prime is 125060657. The next prime is 125060669. The reversal of 125060661 is 166060521.

It is a happy number.

125060661 is a `hidden beast` number, since 1 + 2 + 50 + 606 + 6 + 1 = 666.

It is not a de Polignac number, because 125060661 - 2² = 125060657 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125060669) 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, 631521 + ... + 631718.

It is an arithmetic number, because the mean of its divisors is an integer number (16422120).

Almost surely, 2^125060661 is an apocalyptic number.

125060661 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

125060661 is a deficient number, since it is larger than the sum of its proper divisors (72004779).

125060661 is a wasteful number, since it uses less digits than its factorization.

125060661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1263256 (or 1263253 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 125060661 is about 11183.0524008430. The cubic root of 125060661 is about 500.0808682533.

The spelling of 125060661 in words is "one hundred twenty-five million, sixty thousand, six hundred sixty-one".