125013757 has 4 divisors (see below), whose sum is σ = 136378656. Its totient is φ = 113648860.

The previous prime is 125013703. The next prime is 125013769. The reversal of 125013757 is 757310521.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-125013757 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125010757) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5682433 + ... + 5682454.

It is an arithmetic number, because the mean of its divisors is an integer number (34094664).

Almost surely, 2^125013757 is an apocalyptic number.

It is an amenable number.

125013757 is a deficient number, since it is larger than the sum of its proper divisors (11364899).

125013757 is a wasteful number, since it uses less digits than its factorization.

125013757 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11364898.

The product of its (nonzero) digits is 7350, while the sum is 31.

The square root of 125013757 is about 11180.9551023157. The cubic root of 125013757 is about 500.0183419938.

The spelling of 125013757 in words is "one hundred twenty-five million, thirteen thousand, seven hundred fifty-seven".