113198389 has 4 divisors (see below), whose sum is σ = 114631360. Its totient is φ = 111765420.

The previous prime is 113198381. The next prime is 113198411. The reversal of 113198389 is 983891311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 113198389 - 2³ = 113198381 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113198381) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 716367 + ... + 716524.

It is an arithmetic number, because the mean of its divisors is an integer number (28657840).

Almost surely, 2^113198389 is an apocalyptic number.

It is an amenable number.

113198389 is a deficient number, since it is larger than the sum of its proper divisors (1432971).

113198389 is an equidigital number, since it uses as much as digits as its factorization.

113198389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1432970.

The product of its digits is 46656, while the sum is 43.

The square root of 113198389 is about 10639.4731542497. The cubic root of 113198389 is about 483.7415762365.

The spelling of 113198389 in words is "one hundred thirteen million, one hundred ninety-eight thousand, three hundred eighty-nine".