136810451 has 2 divisors, whose sum is σ = 136810452. Its totient is φ = 136810450.

The previous prime is 136810447. The next prime is 136810493. The reversal of 136810451 is 154018631.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 136810451 - 2² = 136810447 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (136810351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68405225 + 68405226.

It is an arithmetic number, because the mean of its divisors is an integer number (68405226).

Almost surely, 2^136810451 is an apocalyptic number.

136810451 is a deficient number, since it is larger than the sum of its proper divisors (1).

136810451 is an equidigital number, since it uses as much as digits as its factorization.

136810451 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 29.

The square root of 136810451 is about 11696.5999760614. The cubic root of 136810451 is about 515.2758141773.

The spelling of 136810451 in words is "one hundred thirty-six million, eight hundred ten thousand, four hundred fifty-one".