12159125 has 32 divisors (see below), whose sum is σ = 17072640. Its totient is φ = 8568000.

The previous prime is 12159113. The next prime is 12159163. The reversal of 12159125 is 52195121.

12159125 = T₄₃ + T₄₄ + ... + T₄₁₇.

It is not a de Polignac number, because 12159125 - 2⁴ = 12159109 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12159094 and 12159103.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 50756 + ... + 50994.

It is an arithmetic number, because the mean of its divisors is an integer number (533520).

Almost surely, 2^12159125 is an apocalyptic number.

It is an amenable number.

12159125 is a deficient number, since it is larger than the sum of its proper divisors (4913515).

12159125 is a wasteful number, since it uses less digits than its factorization.

12159125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302 (or 292 counting only the distinct ones).

The product of its digits is 900, while the sum is 26.

The square root of 12159125 is about 3486.9936908460. The cubic root of 12159125 is about 229.9503673622.

The spelling of 12159125 in words is "twelve million, one hundred fifty-nine thousand, one hundred twenty-five".