125900459 has 8 divisors (see below), whose sum is σ = 132959232. Its totient is φ = 118973800.

The previous prime is 125900447. The next prime is 125900473. The reversal of 125900459 is 954009521.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-125900459 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125900429) 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 7 ways as a sum of consecutive naturals, for example, 31067 + ... + 34884.

It is an arithmetic number, because the mean of its divisors is an integer number (16619904).

Almost surely, 2^125900459 is an apocalyptic number.

125900459 is a deficient number, since it is larger than the sum of its proper divisors (7058773).

125900459 is an equidigital number, since it uses as much as digits as its factorization.

125900459 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66057.

The product of its (nonzero) digits is 16200, while the sum is 35.

The square root of 125900459 is about 11220.5373757231. The cubic root of 125900459 is about 501.1977405442.

The spelling of 125900459 in words is "one hundred twenty-five million, nine hundred thousand, four hundred fifty-nine".