125335659125 has 16 divisors (see below), whose sum is σ = 157803158448. Its totient is φ = 99381184000.

The previous prime is 125335659107. The next prime is 125335659133. The reversal of 125335659125 is 521956533521.

It can be written as a sum of positive squares in 8 ways, for example, as 56738287204 + 68597371921 = 238198^2 + 261911^2 .

It is not a de Polignac number, because 125335659125 - 2⁶ = 125335659061 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 125335659125.

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, 4422536 + ... + 4450785.

It is an arithmetic number, because the mean of its divisors is an integer number (9862697403).

Almost surely, 2^125335659125 is an apocalyptic number.

It is an amenable number.

125335659125 is a deficient number, since it is larger than the sum of its proper divisors (32467499323).

125335659125 is an equidigital number, since it uses as much as digits as its factorization.

125335659125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8873449 (or 8873439 counting only the distinct ones).

The product of its digits is 1215000, while the sum is 47.

The spelling of 125335659125 in words is "one hundred twenty-five billion, three hundred thirty-five million, six hundred fifty-nine thousand, one hundred twenty-five".