136391735 has 8 divisors (see below), whose sum is σ = 164585520. Its totient is φ = 108503104.

The previous prime is 136391687. The next prime is 136391741. The reversal of 136391735 is 537193631.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 136391735 - 2¹⁶ = 136326199 is a prime.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 75302 + ... + 77091.

It is an arithmetic number, because the mean of its divisors is an integer number (20573190).

Almost surely, 2^136391735 is an apocalyptic number.

136391735 is a deficient number, since it is larger than the sum of its proper divisors (28193785).

136391735 is a wasteful number, since it uses less digits than its factorization.

136391735 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152577.

The product of its digits is 51030, while the sum is 38.

The square root of 136391735 is about 11678.6872121827. The cubic root of 136391735 is about 514.7496002063.

The spelling of 136391735 in words is "one hundred thirty-six million, three hundred ninety-one thousand, seven hundred thirty-five".