136622039 has 2 divisors, whose sum is σ = 136622040. Its totient is φ = 136622038.

The previous prime is 136622023. The next prime is 136622041. The reversal of 136622039 is 930226631.

It is a strong prime.

It is an emirp because it is prime and its reverse (930226631) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 136622039 - 2⁴ = 136622023 is a prime.

It is a Sophie Germain prime.

Together with 136622041, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 136621996 and 136622014.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136622009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68311019 + 68311020.

It is an arithmetic number, because the mean of its divisors is an integer number (68311020).

Almost surely, 2^136622039 is an apocalyptic number.

136622039 is a deficient number, since it is larger than the sum of its proper divisors (1).

136622039 is an equidigital number, since it uses as much as digits as its factorization.

136622039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11664, while the sum is 32.

The square root of 136622039 is about 11688.5430657546. The cubic root of 136622039 is about 515.0391637669.

The spelling of 136622039 in words is "one hundred thirty-six million, six hundred twenty-two thousand, thirty-nine".