136632065 has 4 divisors (see below), whose sum is σ = 163958484. Its totient is φ = 109305648.

The previous prime is 136632037. The next prime is 136632071. The reversal of 136632065 is 560236631.

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 86731969 + 49900096 = 9313^2 + 7064^2 .

It is a cyclic number.

It is not a de Polignac number, because 136632065 - 2⁸ = 136631809 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13663202 + ... + 13663211.

It is an arithmetic number, because the mean of its divisors is an integer number (40989621).

Almost surely, 2^136632065 is an apocalyptic number.

It is an amenable number.

136632065 is a deficient number, since it is larger than the sum of its proper divisors (27326419).

136632065 is an equidigital number, since it uses as much as digits as its factorization.

136632065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27326418.

The product of its (nonzero) digits is 19440, while the sum is 32.

The square root of 136632065 is about 11688.9719393966. The cubic root of 136632065 is about 515.0517621646.

Adding to 136632065 its reverse (560236631), we get a palindrome (696868696).

The spelling of 136632065 in words is "one hundred thirty-six million, six hundred thirty-two thousand, sixty-five".