136829313 has 6 divisors (see below), whose sum is σ = 197642354. Its totient is φ = 91219536.

The previous prime is 136829309. The next prime is 136829339. The reversal of 136829313 is 313928631.

136829313 is a `hidden beast` number, since 1 + 368 + 293 + 1 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 134165889 + 2663424 = 11583^2 + 1632^2 .

It is not a de Polignac number, because 136829313 - 2² = 136829309 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136829213) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7601620 + ... + 7601637.

Almost surely, 2^136829313 is an apocalyptic number.

It is an amenable number.

136829313 is a deficient number, since it is larger than the sum of its proper divisors (60813041).

136829313 is a wasteful number, since it uses less digits than its factorization.

136829313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15203263 (or 15203260 counting only the distinct ones).

The product of its digits is 23328, while the sum is 36.

The square root of 136829313 is about 11697.4062509601. The cubic root of 136829313 is about 515.2994933765.

The spelling of 136829313 in words is "one hundred thirty-six million, eight hundred twenty-nine thousand, three hundred thirteen".