167412725 has 12 divisors (see below), whose sum is σ = 210437796. Its totient is φ = 132094080.

The previous prime is 167412709. The next prime is 167412769. The reversal of 167412725 is 527214761.

It can be written as a sum of positive squares in 6 ways, for example, as 7187761 + 160224964 = 2681^2 + 12658^2 .

It is not a de Polignac number, because 167412725 - 2⁴ = 167412709 is a prime.

It is an alternating number because its digits alternate between odd and even.

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 (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 44042 + ... + 47691.

It is an arithmetic number, because the mean of its divisors is an integer number (17536483).

Almost surely, 2^167412725 is an apocalyptic number.

It is an amenable number.

167412725 is a deficient number, since it is larger than the sum of its proper divisors (43025071).

167412725 is an equidigital number, since it uses as much as digits as its factorization.

167412725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91816 (or 91811 counting only the distinct ones).

The product of its digits is 23520, while the sum is 35.

The square root of 167412725 is about 12938.8069388178. The cubic root of 167412725 is about 551.1411293919.

The spelling of 167412725 in words is "one hundred sixty-seven million, four hundred twelve thousand, seven hundred twenty-five".