125262665 has 8 divisors (see below), whose sum is σ = 163980288. Its totient is φ = 91100080.

The previous prime is 125262617. The next prime is 125262677. The reversal of 125262665 is 566262521.

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

It is not a de Polignac number, because 125262665 - 2⁶ = 125262601 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, 1138697 + ... + 1138806.

It is an arithmetic number, because the mean of its divisors is an integer number (20497536).

Almost surely, 2^125262665 is an apocalyptic number.

It is an amenable number.

125262665 is a deficient number, since it is larger than the sum of its proper divisors (38717623).

125262665 is a wasteful number, since it uses less digits than its factorization.

125262665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2277519.

The product of its digits is 43200, while the sum is 35.

The square root of 125262665 is about 11192.0804589674. The cubic root of 125262665 is about 500.3499749779.

The spelling of 125262665 in words is "one hundred twenty-five million, two hundred sixty-two thousand, six hundred sixty-five".