136697306 has 16 divisors (see below), whose sum is σ = 217368360. Its totient is φ = 64250880.

The previous prime is 136697293. The next prime is 136697317. The reversal of 136697306 is 603796631.

136697306 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 4 ways, for example, as 125641681 + 11055625 = 11209^2 + 3325^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34466 + ... + 38226.

Almost surely, 2^136697306 is an apocalyptic number.

136697306 is a deficient number, since it is larger than the sum of its proper divisors (80671054).

136697306 is a wasteful number, since it uses less digits than its factorization.

136697306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4849.

The product of its (nonzero) digits is 122472, while the sum is 41.

The square root of 136697306 is about 11691.7623136976. The cubic root of 136697306 is about 515.1337271731.

The spelling of 136697306 in words is "one hundred thirty-six million, six hundred ninety-seven thousand, three hundred six".