136137466 has 12 divisors (see below), whose sum is σ = 209313486. Its totient is φ = 66406880.

The previous prime is 136137457. The next prime is 136137497. The reversal of 136137466 is 664731631.

It is a happy number.

136137466 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 18740241 + 117397225 = 4329^2 + 10835^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 16885 + ... + 23608.

Almost surely, 2^136137466 is an apocalyptic number.

136137466 is a deficient number, since it is larger than the sum of its proper divisors (73176020).

136137466 is an equidigital number, since it uses as much as digits as its factorization.

136137466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40577 (or 40536 counting only the distinct ones).

The product of its digits is 54432, while the sum is 37.

The square root of 136137466 is about 11667.7961072346. The cubic root of 136137466 is about 514.4295263526.

The spelling of 136137466 in words is "one hundred thirty-six million, one hundred thirty-seven thousand, four hundred sixty-six".