136132229 has 4 divisors (see below), whose sum is σ = 136161984. Its totient is φ = 136102476.

The previous prime is 136132159. The next prime is 136132231. The reversal of 136132229 is 922231631.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 136132229 - 2⁸ = 136131973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136132429) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6407 + ... + 17700.

It is an arithmetic number, because the mean of its divisors is an integer number (34040496).

Almost surely, 2^136132229 is an apocalyptic number.

It is an amenable number.

136132229 is a deficient number, since it is larger than the sum of its proper divisors (29755).

136132229 is an equidigital number, since it uses as much as digits as its factorization.

136132229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29754.

The product of its digits is 3888, while the sum is 29.

The square root of 136132229 is about 11667.5716839452. The cubic root of 136132229 is about 514.4229298291.

The spelling of 136132229 in words is "one hundred thirty-six million, one hundred thirty-two thousand, two hundred twenty-nine".