136203818 has 8 divisors (see below), whose sum is σ = 215058720. Its totient is φ = 64517580.

The previous prime is 136203797. The next prime is 136203827. The reversal of 136203818 is 818302631.

It is a happy number.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1792118 + ... + 1792193.

It is an arithmetic number, because the mean of its divisors is an integer number (26882340).

Almost surely, 2^136203818 is an apocalyptic number.

136203818 is a deficient number, since it is larger than the sum of its proper divisors (78854902).

136203818 is a wasteful number, since it uses less digits than its factorization.

136203818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3584332.

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 136203818 is about 11670.6391427376. The cubic root of 136203818 is about 514.5130886640.

The spelling of 136203818 in words is "one hundred thirty-six million, two hundred three thousand, eight hundred eighteen".