113213043 has 6 divisors (see below), whose sum is σ = 163529964. Its totient is φ = 75475356.

The previous prime is 113213041. The next prime is 113213099. The reversal of 113213043 is 340312311.

It is not a de Polignac number, because 113213043 - 2¹ = 113213041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113213041) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6289605 + ... + 6289622.

It is an arithmetic number, because the mean of its divisors is an integer number (27254994).

Almost surely, 2^113213043 is an apocalyptic number.

113213043 is a deficient number, since it is larger than the sum of its proper divisors (50316921).

113213043 is a wasteful number, since it uses less digits than its factorization.

113213043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12579233 (or 12579230 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 113213043 is about 10640.1617938826. The cubic root of 113213043 is about 483.7624494523.

Adding to 113213043 its reverse (340312311), we get a palindrome (453525354).

The spelling of 113213043 in words is "one hundred thirteen million, two hundred thirteen thousand, forty-three".