103157198 has 16 divisors (see below), whose sum is σ = 158359104. Its totient is φ = 50375520.

The previous prime is 103157191. The next prime is 103157203. The reversal of 103157198 is 891751301.

It is a super-2 number, since 2×103157198² = 21282814998422408, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103157191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62828 + ... + 64448.

It is an arithmetic number, because the mean of its divisors is an integer number (9897444).

Almost surely, 2^103157198 is an apocalyptic number.

103157198 is a deficient number, since it is larger than the sum of its proper divisors (55201906).

103157198 is a wasteful number, since it uses less digits than its factorization.

103157198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2347.

The product of its (nonzero) digits is 7560, while the sum is 35.

The square root of 103157198 is about 10156.6332020015. The cubic root of 103157198 is about 468.9931638400.

The spelling of 103157198 in words is "one hundred three million, one hundred fifty-seven thousand, one hundred ninety-eight".