136081198 has 24 divisors (see below), whose sum is σ = 227468304. Its totient is φ = 60999840.

The previous prime is 136081181. The next prime is 136081223. The reversal of 136081198 is 891180631.

136081198 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13815 + ... + 21517.

It is an arithmetic number, because the mean of its divisors is an integer number (9477846).

Almost surely, 2^136081198 is an apocalyptic number.

136081198 is a deficient number, since it is larger than the sum of its proper divisors (91387106).

136081198 is a wasteful number, since it uses less digits than its factorization.

136081198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7800 (or 7789 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 37.

The square root of 136081198 is about 11665.3846057470. The cubic root of 136081198 is about 514.3586423402.

The spelling of 136081198 in words is "one hundred thirty-six million, eighty-one thousand, one hundred ninety-eight".