125900634 has 8 divisors (see below), whose sum is σ = 251801280. Its totient is φ = 41966876.

The previous prime is 125900633. The next prime is 125900647. The reversal of 125900634 is 436009521.

It is a sphenic number, since it is the product of 3 distinct primes.

125900634 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (125900633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10491714 + ... + 10491725.

It is an arithmetic number, because the mean of its divisors is an integer number (31475160).

Almost surely, 2^125900634 is an apocalyptic number.

125900634 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

125900634 is a wasteful number, since it uses less digits than its factorization.

125900634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20983444.

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 125900634 is about 11220.5451739209. The cubic root of 125900634 is about 501.1979727635.

The spelling of 125900634 in words is "one hundred twenty-five million, nine hundred thousand, six hundred thirty-four".