125359985 has 8 divisors (see below), whose sum is σ = 151220736. Its totient is φ = 99762160.

The previous prime is 125359937. The next prime is 125359991. The reversal of 125359985 is 589953521.

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

It is a de Polignac number, because none of the positive numbers 2^k-125359985 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64679 + ... + 66588.

It is an arithmetic number, because the mean of its divisors is an integer number (18902592).

Almost surely, 2^125359985 is an apocalyptic number.

It is an amenable number.

125359985 is a deficient number, since it is larger than the sum of its proper divisors (25860751).

125359985 is a wasteful number, since it uses less digits than its factorization.

125359985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131463.

The product of its digits is 486000, while the sum is 47.

The square root of 125359985 is about 11196.4273319662. The cubic root of 125359985 is about 500.4795199742.

The spelling of 125359985 in words is "one hundred twenty-five million, three hundred fifty-nine thousand, nine hundred eighty-five".