136902005 has 8 divisors (see below), whose sum is σ = 164477952. Its totient is φ = 109391248.

The previous prime is 136901951. The next prime is 136902019. The reversal of 136902005 is 500209631.

136902005 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 136902005 - 2¹⁴ = 136885621 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11549 + ... + 20178.

It is an arithmetic number, because the mean of its divisors is an integer number (20559744).

Almost surely, 2^136902005 is an apocalyptic number.

It is an amenable number.

136902005 is a deficient number, since it is larger than the sum of its proper divisors (27575947).

136902005 is an equidigital number, since it uses as much as digits as its factorization.

136902005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32595.

The product of its (nonzero) digits is 1620, while the sum is 26.

The square root of 136902005 is about 11700.5130229405. The cubic root of 136902005 is about 515.3907299656.

The spelling of 136902005 in words is "one hundred thirty-six million, nine hundred two thousand, five".