136080331 has 4 divisors (see below), whose sum is σ = 136145464. Its totient is φ = 136015200.

The previous prime is 136080323. The next prime is 136080361. The reversal of 136080331 is 133080631.

It is a happy number.

136080331 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 136080331 - 2³ = 136080323 is a prime.

It is a super-2 number, since 2×136080331² = 37035712970139122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 136080296 and 136080305.

It is not an unprimeable number, because it can be changed into a prime (136080361) 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, 29325 + ... + 33646.

It is an arithmetic number, because the mean of its divisors is an integer number (34036366).

Almost surely, 2^136080331 is an apocalyptic number.

136080331 is a deficient number, since it is larger than the sum of its proper divisors (65133).

136080331 is an equidigital number, since it uses as much as digits as its factorization.

136080331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65132.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 136080331 is about 11665.3474444613. The cubic root of 136080331 is about 514.3575499780.

The spelling of 136080331 in words is "one hundred thirty-six million, eighty thousand, three hundred thirty-one".