118961198 has 16 divisors (see below), whose sum is σ = 192208896. Its totient is φ = 55058520.

The previous prime is 118961197. The next prime is 118961239. The reversal of 118961198 is 891169811.

It is a super-3 number, since 3×118961198³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118961197) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40286 + ... + 43137.

It is an arithmetic number, because the mean of its divisors is an integer number (12013056).

Almost surely, 2^118961198 is an apocalyptic number.

118961198 is a deficient number, since it is larger than the sum of its proper divisors (73247698).

118961198 is a wasteful number, since it uses less digits than its factorization.

118961198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83479.

The product of its digits is 31104, while the sum is 44.

The square root of 118961198 is about 10906.9334828814. The cubic root of 118961198 is about 491.8150069045.

The spelling of 118961198 in words is "one hundred eighteen million, nine hundred sixty-one thousand, one hundred ninety-eight".