136045291 has 2 divisors, whose sum is σ = 136045292. Its totient is φ = 136045290.

The previous prime is 136045243. The next prime is 136045319. The reversal of 136045291 is 192540631.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 136045291 - 2¹⁹ = 135521003 is a prime.

It is not a weakly prime, because it can be changed into another prime (136045201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68022645 + 68022646.

It is an arithmetic number, because the mean of its divisors is an integer number (68022646).

Almost surely, 2^136045291 is an apocalyptic number.

136045291 is a deficient number, since it is larger than the sum of its proper divisors (1).

136045291 is an equidigital number, since it uses as much as digits as its factorization.

136045291 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 136045291 is about 11663.8454636539. The cubic root of 136045291 is about 514.3133980284.

The spelling of 136045291 in words is "one hundred thirty-six million, forty-five thousand, two hundred ninety-one".