113198311 has 2 divisors, whose sum is σ = 113198312. Its totient is φ = 113198310.

The previous prime is 113198303. The next prime is 113198357. The reversal of 113198311 is 113891311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 113198311 - 2³ = 113198303 is a prime.

It is a super-2 number, since 2×113198311² = 25627715226505442, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 113198311.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113198381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56599155 + 56599156.

It is an arithmetic number, because the mean of its divisors is an integer number (56599156).

Almost surely, 2^113198311 is an apocalyptic number.

113198311 is a deficient number, since it is larger than the sum of its proper divisors (1).

113198311 is an equidigital number, since it uses as much as digits as its factorization.

113198311 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 648, while the sum is 28.

The square root of 113198311 is about 10639.4694886540. The cubic root of 113198311 is about 483.7414651282.

The spelling of 113198311 in words is "one hundred thirteen million, one hundred ninety-eight thousand, three hundred eleven".