125283159 has 8 divisors (see below), whose sum is σ = 185604720. Its totient is φ = 83522088.

The previous prime is 125283143. The next prime is 125283181. The reversal of 125283159 is 951382521.

It is not a de Polignac number, because 125283159 - 2⁴ = 125283143 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125283259) 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 7 ways as a sum of consecutive naturals, for example, 2320032 + ... + 2320085.

It is an arithmetic number, because the mean of its divisors is an integer number (23200590).

Almost surely, 2^125283159 is an apocalyptic number.

125283159 is a deficient number, since it is larger than the sum of its proper divisors (60321561).

125283159 is an equidigital number, since it uses as much as digits as its factorization.

125283159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4640126 (or 4640120 counting only the distinct ones).

The product of its digits is 21600, while the sum is 36.

The square root of 125283159 is about 11192.9959796294. The cubic root of 125283159 is about 500.3772606106.

The spelling of 125283159 in words is "one hundred twenty-five million, two hundred eighty-three thousand, one hundred fifty-nine".