86125525 has 6 divisors (see below), whose sum is σ = 106795682. Its totient is φ = 68900400.

The previous prime is 86125513. The next prime is 86125591. The reversal of 86125525 is 52552168.

It can be written as a sum of positive squares in 3 ways, for example, as 14333796 + 71791729 = 3786^2 + 8473^2 .

It is not a de Polignac number, because 86125525 - 2⁵ = 86125493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1722486 + ... + 1722535.

Almost surely, 2^86125525 is an apocalyptic number.

It is an amenable number.

86125525 is a deficient number, since it is larger than the sum of its proper divisors (20670157).

86125525 is a wasteful number, since it uses less digits than its factorization.

86125525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3445031 (or 3445026 counting only the distinct ones).

The product of its digits is 24000, while the sum is 34.

The square root of 86125525 is about 9280.3838821463. The cubic root of 86125525 is about 441.6151468721.

The spelling of 86125525 in words is "eighty-six million, one hundred twenty-five thousand, five hundred twenty-five".