136321612 has 24 divisors (see below), whose sum is σ = 272894720. Its totient is φ = 58369680.

The previous prime is 136321583. The next prime is 136321631. The reversal of 136321612 is 216123631.

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, 49939 + ... + 52597.

Almost surely, 2^136321612 is an apocalyptic number.

It is an amenable number.

136321612 is an abundant number, since it is smaller than the sum of its proper divisors (136573108).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

136321612 is a wasteful number, since it uses less digits than its factorization.

136321612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4501 (or 4499 counting only the distinct ones).

The product of its digits is 1296, while the sum is 25.

The square root of 136321612 is about 11675.6846480196. The cubic root of 136321612 is about 514.6613691172.

The spelling of 136321612 in words is "one hundred thirty-six million, three hundred twenty-one thousand, six hundred twelve".