125265507 has 8 divisors (see below), whose sum is σ = 167096400. Its totient is φ = 83472480.

The previous prime is 125265487. The next prime is 125265589. The reversal of 125265507 is 705562521.

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

It is not a de Polignac number, because 125265507 - 2⁶ = 125265443 is a prime.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (125265607) by changing a digit.

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, 544 + ... + 15837.

It is an arithmetic number, because the mean of its divisors is an integer number (20887050).

Almost surely, 2^125265507 is an apocalyptic number.

125265507 is a deficient number, since it is larger than the sum of its proper divisors (41830893).

125265507 is a wasteful number, since it uses less digits than its factorization.

125265507 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18933.

The product of its (nonzero) digits is 21000, while the sum is 33.

The square root of 125265507 is about 11192.2074230243. The cubic root of 125265507 is about 500.3537589835.

The spelling of 125265507 in words is "one hundred twenty-five million, two hundred sixty-five thousand, five hundred seven".