136410917 has 2 divisors, whose sum is σ = 136410918. Its totient is φ = 136410916.

The previous prime is 136410913. The next prime is 136410919. The reversal of 136410917 is 719014631.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 81739681 + 54671236 = 9041^2 + 7394^2 .

It is an emirp because it is prime and its reverse (719014631) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 136410917 - 2² = 136410913 is a prime.

Together with 136410919, it forms a pair of twin primes.

It is a Chen prime.

It is equal to p_7720664 and since 136410917 and 7720664 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136410913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68205458 + 68205459.

It is an arithmetic number, because the mean of its divisors is an integer number (68205459).

Almost surely, 2^136410917 is an apocalyptic number.

It is an amenable number.

136410917 is a deficient number, since it is larger than the sum of its proper divisors (1).

136410917 is an equidigital number, since it uses as much as digits as its factorization.

136410917 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4536, while the sum is 32.

The square root of 136410917 is about 11679.5084228747. The cubic root of 136410917 is about 514.7737303683.

The spelling of 136410917 in words is "one hundred thirty-six million, four hundred ten thousand, nine hundred seventeen".