91114198 has 16 divisors (see below), whose sum is σ = 157135104. Its totient is φ = 38814120.

The previous prime is 91114189. The next prime is 91114211. The reversal of 91114198 is 89141119.

It is a congruent number.

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, 17148 + ... + 21823.

It is an arithmetic number, because the mean of its divisors is an integer number (9820944).

Almost surely, 2^91114198 is an apocalyptic number.

91114198 is a deficient number, since it is larger than the sum of its proper divisors (66020906).

91114198 is a wasteful number, since it uses less digits than its factorization.

91114198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39147.

The product of its digits is 2592, while the sum is 34.

The square root of 91114198 is about 9545.3757390686. The cubic root of 91114198 is about 449.9822182274.

The spelling of 91114198 in words is "ninety-one million, one hundred fourteen thousand, one hundred ninety-eight".