136996199 has 2 divisors, whose sum is σ = 136996200. Its totient is φ = 136996198.

The previous prime is 136996193. The next prime is 136996219. The reversal of 136996199 is 991699631.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-136996199 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 136996199.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136996193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68498099 + 68498100.

It is an arithmetic number, because the mean of its divisors is an integer number (68498100).

Almost surely, 2^136996199 is an apocalyptic number.

136996199 is a deficient number, since it is larger than the sum of its proper divisors (1).

136996199 is an equidigital number, since it uses as much as digits as its factorization.

136996199 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 708588, while the sum is 53.

The square root of 136996199 is about 11704.5375389205. The cubic root of 136996199 is about 515.5089059427.

The spelling of 136996199 in words is "one hundred thirty-six million, nine hundred ninety-six thousand, one hundred ninety-nine".