125660667 has 16 divisors (see below), whose sum is σ = 185286528. Its totient is φ = 75113280.

The previous prime is 125660609. The next prime is 125660681. The reversal of 125660667 is 766066521.

It is not a de Polignac number, because 125660667 - 2⁶ = 125660603 is a prime.

It is not an unprimeable number, because it can be changed into a prime (125660467) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23673 + ... + 28490.

It is an arithmetic number, because the mean of its divisors is an integer number (11580408).

Almost surely, 2^125660667 is an apocalyptic number.

125660667 is a deficient number, since it is larger than the sum of its proper divisors (59625861).

125660667 is a wasteful number, since it uses less digits than its factorization.

125660667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52250.

The product of its (nonzero) digits is 90720, while the sum is 39.

The square root of 125660667 is about 11209.8468767419. The cubic root of 125660667 is about 500.8793419422.

The spelling of 125660667 in words is "one hundred twenty-five million, six hundred sixty thousand, six hundred sixty-seven".