113416261 has 4 divisors (see below), whose sum is σ = 129618592. Its totient is φ = 97213932.

The previous prime is 113416253. The next prime is 113416273. The reversal of 113416261 is 162614311.

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, and also an emirpimes, since its reverse is a distinct semiprime: 162614311 = 79 ⋅2058409.

It is a cyclic number.

It is not a de Polignac number, because 113416261 - 2³ = 113416253 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 (113416561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8101155 + ... + 8101168.

It is an arithmetic number, because the mean of its divisors is an integer number (32404648).

Almost surely, 2^113416261 is an apocalyptic number.

It is an amenable number.

113416261 is a deficient number, since it is larger than the sum of its proper divisors (16202331).

113416261 is an equidigital number, since it uses as much as digits as its factorization.

113416261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16202330.

The product of its digits is 864, while the sum is 25.

The square root of 113416261 is about 10649.7070851738. The cubic root of 113416261 is about 484.0517284716.

The spelling of 113416261 in words is "one hundred thirteen million, four hundred sixteen thousand, two hundred sixty-one".