136498793 has 12 divisors (see below), whose sum is σ = 145499328. Its totient is φ = 128024280.

The previous prime is 136498781. The next prime is 136498823. The reversal of 136498793 is 397894631.

It is a de Polignac number, because none of the positive numbers 2^k-136498793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136498693) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35348 + ... + 39018.

It is an arithmetic number, because the mean of its divisors is an integer number (12124944).

Almost surely, 2^136498793 is an apocalyptic number.

It is an amenable number.

136498793 is a deficient number, since it is larger than the sum of its proper divisors (9000535).

136498793 is a wasteful number, since it uses less digits than its factorization.

136498793 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3812 (or 3793 counting only the distinct ones).

The product of its digits is 979776, while the sum is 50.

The square root of 136498793 is about 11683.2697906023. The cubic root of 136498793 is about 514.8842458291.

The spelling of 136498793 in words is "one hundred thirty-six million, four hundred ninety-eight thousand, seven hundred ninety-three".