136044277 has 4 divisors (see below), whose sum is σ = 136083456. Its totient is φ = 136005100.

The previous prime is 136044263. The next prime is 136044283. The reversal of 136044277 is 772440631.

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, and also an emirpimes, since its reverse is a distinct semiprime: 772440631 = 167 ⋅4625393.

It is a cyclic number.

It is not a de Polignac number, because 136044277 - 2²⁷ = 1826549 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 (136044257) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 13813 + ... + 21514.

It is an arithmetic number, because the mean of its divisors is an integer number (34020864).

Almost surely, 2^136044277 is an apocalyptic number.

It is an amenable number.

136044277 is a deficient number, since it is larger than the sum of its proper divisors (39179).

136044277 is an equidigital number, since it uses as much as digits as its factorization.

136044277 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39178.

The product of its (nonzero) digits is 28224, while the sum is 34.

The square root of 136044277 is about 11663.8019959188. The cubic root of 136044277 is about 514.3121202307.

The spelling of 136044277 in words is "one hundred thirty-six million, forty-four thousand, two hundred seventy-seven".