136122031 has 2 divisors, whose sum is σ = 136122032. Its totient is φ = 136122030.

The previous prime is 136122017. The next prime is 136122037. The reversal of 136122031 is 130221631.

136122031 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 136122031 - 2⁷ = 136121903 is a prime.

It is a super-2 number, since 2×136122031² = 37058414647129922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136122037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68061015 + 68061016.

It is an arithmetic number, because the mean of its divisors is an integer number (68061016).

Almost surely, 2^136122031 is an apocalyptic number.

136122031 is a deficient number, since it is larger than the sum of its proper divisors (1).

136122031 is an equidigital number, since it uses as much as digits as its factorization.

136122031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 136122031 is about 11667.1346525186. The cubic root of 136122031 is about 514.4100839461.

Adding to 136122031 its reverse (130221631), we get a palindrome (266343662).

The spelling of 136122031 in words is "one hundred thirty-six million, one hundred twenty-two thousand, thirty-one".