136353388 has 6 divisors (see below), whose sum is σ = 238618436. Its totient is φ = 68176692.

The previous prime is 136353359. The next prime is 136353403. The reversal of 136353388 is 883353631.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 136353388.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17044170 + ... + 17044177.

Almost surely, 2^136353388 is an apocalyptic number.

It is an amenable number.

136353388 is a deficient number, since it is larger than the sum of its proper divisors (102265048).

136353388 is a wasteful number, since it uses less digits than its factorization.

136353388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34088351 (or 34088349 counting only the distinct ones).

The product of its digits is 155520, while the sum is 40.

The square root of 136353388 is about 11677.0453454630. The cubic root of 136353388 is about 514.7013544844.

The spelling of 136353388 in words is "one hundred thirty-six million, three hundred fifty-three thousand, three hundred eighty-eight".