136772311 has 8 divisors (see below), whose sum is σ = 147939680. Its totient is φ = 125697312.

The previous prime is 136772287. The next prime is 136772333. The reversal of 136772311 is 113277631.

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

It is not a de Polignac number, because 136772311 - 2¹³ = 136764119 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 (136772611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19995 + ... + 25948.

It is an arithmetic number, because the mean of its divisors is an integer number (18492460).

Almost surely, 2^136772311 is an apocalyptic number.

136772311 is a deficient number, since it is larger than the sum of its proper divisors (11167369).

136772311 is a wasteful number, since it uses less digits than its factorization.

136772311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46185.

The product of its digits is 5292, while the sum is 31.

The square root of 136772311 is about 11694.9694740944. The cubic root of 136772311 is about 515.2279268852.

The spelling of 136772311 in words is "one hundred thirty-six million, seven hundred seventy-two thousand, three hundred eleven".