136729475 has 12 divisors (see below), whose sum is σ = 170041200. Its totient is φ = 109063200.

The previous prime is 136729447. The next prime is 136729507. The reversal of 136729475 is 574927631.

It is a de Polignac number, because none of the positive numbers 2^k-136729475 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 890 + ... + 16560.

It is an arithmetic number, because the mean of its divisors is an integer number (14170100).

Almost surely, 2^136729475 is an apocalyptic number.

136729475 is a deficient number, since it is larger than the sum of its proper divisors (33311725).

136729475 is a wasteful number, since it uses less digits than its factorization.

136729475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16030 (or 16025 counting only the distinct ones).

The product of its digits is 317520, while the sum is 44.

The square root of 136729475 is about 11693.1379449658. The cubic root of 136729475 is about 515.1741328392.

The spelling of 136729475 in words is "one hundred thirty-six million, seven hundred twenty-nine thousand, four hundred seventy-five".