136735929 has 36 divisors (see below), whose sum is σ = 218414196. Its totient is φ = 82368000.

The previous prime is 136735909. The next prime is 136735961. The reversal of 136735929 is 929537631.

It can be written as a sum of positive squares in 2 ways, for example, as 71368704 + 65367225 = 8448^2 + 8085^2 .

It is not a de Polignac number, because 136735929 - 2⁷ = 136735801 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (136735909) by changing a digit.

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 35 ways as a sum of consecutive naturals, for example, 262189 + ... + 262709.

It is an arithmetic number, because the mean of its divisors is an integer number (6067061).

Almost surely, 2^136735929 is an apocalyptic number.

It is an amenable number.

136735929 is a deficient number, since it is larger than the sum of its proper divisors (81678267).

136735929 is a wasteful number, since it uses less digits than its factorization.

136735929 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 790 (or 776 counting only the distinct ones).

The product of its digits is 306180, while the sum is 45.

The square root of 136735929 is about 11693.4139155338. The cubic root of 136735929 is about 515.1822385812.

The spelling of 136735929 in words is "one hundred thirty-six million, seven hundred thirty-five thousand, nine hundred twenty-nine".