136007699 has 4 divisors (see below), whose sum is σ = 138573936. Its totient is φ = 133441464.

The previous prime is 136007659. The next prime is 136007713. The reversal of 136007699 is 996700631.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 996700631 = 2309 ⋅431659.

It is a cyclic number.

It is not a de Polignac number, because 136007699 - 2²⁴ = 119230483 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136007609) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1283039 + ... + 1283144.

It is an arithmetic number, because the mean of its divisors is an integer number (34643484).

Almost surely, 2^136007699 is an apocalyptic number.

136007699 is a deficient number, since it is larger than the sum of its proper divisors (2566237).

136007699 is an equidigital number, since it uses as much as digits as its factorization.

136007699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2566236.

The product of its (nonzero) digits is 61236, while the sum is 41.

The square root of 136007699 is about 11662.2338769208. The cubic root of 136007699 is about 514.2660220157.

The spelling of 136007699 in words is "one hundred thirty-six million, seven thousand, six hundred ninety-nine".