113418523 has 2 divisors, whose sum is σ = 113418524. Its totient is φ = 113418522.

The previous prime is 113418521. The next prime is 113418541. The reversal of 113418523 is 325814311.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 113418523 - 2¹ = 113418521 is a prime.

It is a super-2 number, since 2×113418523² = 25727522719003058, which contains 22 as substring.

Together with 113418521, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 113418491 and 113418500.

It is not a weakly prime, because it can be changed into another prime (113418521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56709261 + 56709262.

It is an arithmetic number, because the mean of its divisors is an integer number (56709262).

Almost surely, 2^113418523 is an apocalyptic number.

113418523 is a deficient number, since it is larger than the sum of its proper divisors (1).

113418523 is an equidigital number, since it uses as much as digits as its factorization.

113418523 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2880, while the sum is 28.

The square root of 113418523 is about 10649.8132847482. The cubic root of 113418523 is about 484.0549464632.

The spelling of 113418523 in words is "one hundred thirteen million, four hundred eighteen thousand, five hundred twenty-three".