136967225 has 12 divisors (see below), whose sum is σ = 170783340. Its totient is φ = 108964800.

The previous prime is 136967209. The next prime is 136967239. The reversal of 136967225 is 522769631.

It can be written as a sum of positive squares in 6 ways, for example, as 12243001 + 124724224 = 3499^2 + 11168^2 .

It is not a de Polignac number, because 136967225 - 2⁴ = 136967209 is a prime.

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 11 ways as a sum of consecutive naturals, for example, 10610 + ... + 19659.

It is an arithmetic number, because the mean of its divisors is an integer number (14231945).

Almost surely, 2^136967225 is an apocalyptic number.

It is an amenable number.

136967225 is a deficient number, since it is larger than the sum of its proper divisors (33816115).

136967225 is a wasteful number, since it uses less digits than its factorization.

136967225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30460 (or 30455 counting only the distinct ones).

The product of its digits is 136080, while the sum is 41.

The square root of 136967225 is about 11703.2997483616. The cubic root of 136967225 is about 515.4725608756.

The spelling of 136967225 in words is "one hundred thirty-six million, nine hundred sixty-seven thousand, two hundred twenty-five".