125951885 has 16 divisors (see below), whose sum is σ = 157786032. Its totient is φ = 96422400.

The previous prime is 125951879. The next prime is 125951897. The reversal of 125951885 is 588159521.

It can be written as a sum of positive squares in 8 ways, for example, as 25270729 + 100681156 = 5027^2 + 10034^2 .

It is not a de Polignac number, because 125951885 - 2¹⁴ = 125935501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5705 + ... + 16865.

It is an arithmetic number, because the mean of its divisors is an integer number (9861627).

Almost surely, 2^125951885 is an apocalyptic number.

It is an amenable number.

125951885 is a deficient number, since it is larger than the sum of its proper divisors (31834147).

125951885 is a wasteful number, since it uses less digits than its factorization.

125951885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11264.

The product of its digits is 144000, while the sum is 44.

The square root of 125951885 is about 11222.8287432358. The cubic root of 125951885 is about 501.2659719249.

The spelling of 125951885 in words is "one hundred twenty-five million, nine hundred fifty-one thousand, eight hundred eighty-five".