113243255 has 4 divisors (see below), whose sum is σ = 135891912. Its totient is φ = 90594600.

The previous prime is 113243227. The next prime is 113243269. The reversal of 113243255 is 552342311.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 552342311 = 281 ⋅1965631.

It is not a de Polignac number, because 113243255 - 2¹⁶ = 113177719 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11324321 + ... + 11324330.

It is an arithmetic number, because the mean of its divisors is an integer number (33972978).

Almost surely, 2^113243255 is an apocalyptic number.

113243255 is a deficient number, since it is larger than the sum of its proper divisors (22648657).

113243255 is an equidigital number, since it uses as much as digits as its factorization.

113243255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22648656.

The product of its digits is 3600, while the sum is 26.

The square root of 113243255 is about 10641.5814144327. The cubic root of 113243255 is about 483.8054778609.

Adding to 113243255 its reverse (552342311), we get a palindrome (665585566).

The spelling of 113243255 in words is "one hundred thirteen million, two hundred forty-three thousand, two hundred fifty-five".