136374065 has 4 divisors (see below), whose sum is σ = 163648884. Its totient is φ = 109099248.

The previous prime is 136374041. The next prime is 136374067. The reversal of 136374065 is 560473631.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 59706529 + 76667536 = 7727^2 + 8756^2 .

It is a cyclic number.

It is not a de Polignac number, because 136374065 - 2¹² = 136369969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136374067) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 13637402 + ... + 13637411.

It is an arithmetic number, because the mean of its divisors is an integer number (40912221).

Almost surely, 2^136374065 is an apocalyptic number.

It is an amenable number.

136374065 is a deficient number, since it is larger than the sum of its proper divisors (27274819).

136374065 is an equidigital number, since it uses as much as digits as its factorization.

136374065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27274818.

The product of its (nonzero) digits is 45360, while the sum is 35.

The square root of 136374065 is about 11677.9306814178. The cubic root of 136374065 is about 514.7273700756.

The spelling of 136374065 in words is "one hundred thirty-six million, three hundred seventy-four thousand, sixty-five".