113434169 has 2 divisors, whose sum is σ = 113434170. Its totient is φ = 113434168.

The previous prime is 113434141. The next prime is 113434187. The reversal of 113434169 is 961434311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 78765625 + 34668544 = 8875^2 + 5888^2 .

It is an emirp because it is prime and its reverse (961434311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 113434169 - 2²⁰ = 112385593 is a prime.

It is a super-2 number, since 2×113434169² = 25734621393441122, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (113434969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56717084 + 56717085.

It is an arithmetic number, because the mean of its divisors is an integer number (56717085).

Almost surely, 2^113434169 is an apocalyptic number.

It is an amenable number.

113434169 is a deficient number, since it is larger than the sum of its proper divisors (1).

113434169 is an equidigital number, since it uses as much as digits as its factorization.

113434169 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7776, while the sum is 32.

The square root of 113434169 is about 10650.5478262857. The cubic root of 113434169 is about 484.0772037785.

The spelling of 113434169 in words is "one hundred thirteen million, four hundred thirty-four thousand, one hundred sixty-nine".