136934999 has 2 divisors, whose sum is σ = 136935000. Its totient is φ = 136934998.

The previous prime is 136934969. The next prime is 136935011. The reversal of 136934999 is 999439631.

136934999 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-136934999 is a prime.

It is a super-2 number, since 2×136934999² = 37502387902260002, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 136934999.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136934909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68467499 + 68467500.

It is an arithmetic number, because the mean of its divisors is an integer number (68467500).

Almost surely, 2^136934999 is an apocalyptic number.

136934999 is a deficient number, since it is larger than the sum of its proper divisors (1).

136934999 is an equidigital number, since it uses as much as digits as its factorization.

136934999 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1417176, while the sum is 53.

The square root of 136934999 is about 11701.9228761772. The cubic root of 136934999 is about 515.4321304691.

The spelling of 136934999 in words is "one hundred thirty-six million, nine hundred thirty-four thousand, nine hundred ninety-nine".