136734647 has 24 divisors (see below), whose sum is σ = 166556736. Its totient is φ = 111803328.

The previous prime is 136734629. The next prime is 136734649. The reversal of 136734647 is 746437631.

It is not a de Polignac number, because 136734647 - 2¹² = 136730551 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136734649) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 95378 + ... + 96800.

It is an arithmetic number, because the mean of its divisors is an integer number (6939864).

Almost surely, 2^136734647 is an apocalyptic number.

136734647 is a deficient number, since it is larger than the sum of its proper divisors (29822089).

136734647 is a wasteful number, since it uses less digits than its factorization.

136734647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1527 (or 1520 counting only the distinct ones).

The product of its digits is 254016, while the sum is 41.

The square root of 136734647 is about 11693.3590982232. The cubic root of 136734647 is about 515.1806285053.

The spelling of 136734647 in words is "one hundred thirty-six million, seven hundred thirty-four thousand, six hundred forty-seven".