136299605 has 16 divisors (see below), whose sum is σ = 177496704. Its totient is φ = 99877440.

The previous prime is 136299599. The next prime is 136299613. The reversal of 136299605 is 506992631.

It is not a de Polignac number, because 136299605 - 2⁸ = 136299349 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 512 + ... + 16518.

It is an arithmetic number, because the mean of its divisors is an integer number (11093544).

Almost surely, 2^136299605 is an apocalyptic number.

It is an amenable number.

136299605 is a deficient number, since it is larger than the sum of its proper divisors (41197099).

136299605 is a wasteful number, since it uses less digits than its factorization.

136299605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16156.

The product of its (nonzero) digits is 87480, while the sum is 41.

The square root of 136299605 is about 11674.7421813075. The cubic root of 136299605 is about 514.6336729407.

The spelling of 136299605 in words is "one hundred thirty-six million, two hundred ninety-nine thousand, six hundred five".