136239935 has 16 divisors (see below), whose sum is σ = 178192224. Its totient is φ = 99391872.

The previous prime is 136239923. The next prime is 136239949. The reversal of 136239935 is 539932631.

It is a cyclic number.

It is not a de Polignac number, because 136239935 - 2⁶ = 136239871 is a prime.

It is a super-2 number, since 2×136239935² = 37122639777608450, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 136239892 and 136239901.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7232 + ... + 18021.

It is an arithmetic number, because the mean of its divisors is an integer number (11137014).

Almost surely, 2^136239935 is an apocalyptic number.

136239935 is a deficient number, since it is larger than the sum of its proper divisors (41952289).

136239935 is a wasteful number, since it uses less digits than its factorization.

136239935 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25354.

The product of its digits is 131220, while the sum is 41.

The square root of 136239935 is about 11672.1863847353. The cubic root of 136239935 is about 514.5585622472.

The spelling of 136239935 in words is "one hundred thirty-six million, two hundred thirty-nine thousand, nine hundred thirty-five".