125012872437 has 8 divisors (see below), whose sum is σ = 167882994720. Its totient is φ = 82742332560.

The previous prime is 125012872423. The next prime is 125012872441. The reversal of 125012872437 is 734278210521.

It is a happy number.

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

It is not a de Polignac number, because 125012872437 - 2⁴ = 125012872421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125012872937) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 149895114 + ... + 149895947.

It is an arithmetic number, because the mean of its divisors is an integer number (20985374340).

Almost surely, 2^125012872437 is an apocalyptic number.

It is an amenable number.

125012872437 is a deficient number, since it is larger than the sum of its proper divisors (42870122283).

125012872437 is a wasteful number, since it uses less digits than its factorization.

125012872437 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299791203.

The product of its (nonzero) digits is 188160, while the sum is 42.

The spelling of 125012872437 in words is "one hundred twenty-five billion, twelve million, eight hundred seventy-two thousand, four hundred thirty-seven".