113198278 has 16 divisors (see below), whose sum is σ = 174472704. Its totient is φ = 55055560.

The previous prime is 113198273. The next prime is 113198303. The reversal of 113198278 is 872891311.

It is a self number, because there is not a number n which added to its sum of digits gives 113198278.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113198273) 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, 12093 + ... + 19303.

It is an arithmetic number, because the mean of its divisors is an integer number (10904544).

Almost surely, 2^113198278 is an apocalyptic number.

113198278 is a deficient number, since it is larger than the sum of its proper divisors (61274426).

113198278 is a wasteful number, since it uses less digits than its factorization.

113198278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7427.

The product of its digits is 24192, while the sum is 40.

The square root of 113198278 is about 10639.4679378247. The cubic root of 113198278 is about 483.7414181208.

The spelling of 113198278 in words is "one hundred thirteen million, one hundred ninety-eight thousand, two hundred seventy-eight".