113045113 has 4 divisors (see below), whose sum is σ = 113935360. Its totient is φ = 112154868.

The previous prime is 113045089. The next prime is 113045143. The reversal of 113045113 is 311540311.

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: 311540311 = 1523 ⋅204557.

It is a cyclic number.

It is not a de Polignac number, because 113045113 - 2²⁵ = 79490681 is a prime.

It is a super-3 number, since 3×113045113³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113045143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 444933 + ... + 445186.

It is an arithmetic number, because the mean of its divisors is an integer number (28483840).

Almost surely, 2^113045113 is an apocalyptic number.

It is an amenable number.

113045113 is a deficient number, since it is larger than the sum of its proper divisors (890247).

113045113 is an equidigital number, since it uses as much as digits as its factorization.

113045113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 890246.

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 113045113 is about 10632.2675380184. The cubic root of 113045113 is about 483.5231412528.

Adding to 113045113 its reverse (311540311), we get a palindrome (424585424).

The spelling of 113045113 in words is "one hundred thirteen million, forty-five thousand, one hundred thirteen".