136917533 has 4 divisors (see below), whose sum is σ = 139830720. Its totient is φ = 134004348.

The previous prime is 136917523. The next prime is 136917581. The reversal of 136917533 is 335719631.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 136917533 - 2¹⁶ = 136851997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136917523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1456523 + ... + 1456616.

It is an arithmetic number, because the mean of its divisors is an integer number (34957680).

Almost surely, 2^136917533 is an apocalyptic number.

It is an amenable number.

136917533 is a deficient number, since it is larger than the sum of its proper divisors (2913187).

136917533 is an equidigital number, since it uses as much as digits as its factorization.

136917533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2913186.

The product of its digits is 51030, while the sum is 38.

The square root of 136917533 is about 11701.1765647733. The cubic root of 136917533 is about 515.4102151555.

The spelling of 136917533 in words is "one hundred thirty-six million, nine hundred seventeen thousand, five hundred thirty-three".