113130453 has 4 divisors (see below), whose sum is σ = 150840608. Its totient is φ = 75420300.

The previous prime is 113130443. The next prime is 113130467. The reversal of 113130453 is 354031311.

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.

It is not a de Polignac number, because 113130453 - 2⁹ = 113129941 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 (113130443) 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, 18855073 + ... + 18855078.

It is an arithmetic number, because the mean of its divisors is an integer number (37710152).

Almost surely, 2^113130453 is an apocalyptic number.

It is an amenable number.

113130453 is a deficient number, since it is larger than the sum of its proper divisors (37710155).

113130453 is an equidigital number, since it uses as much as digits as its factorization.

113130453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37710154.

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 113130453 is about 10636.2800358020. The cubic root of 113130453 is about 483.6447843871.

Adding to 113130453 its reverse (354031311), we get a palindrome (467161764).

The spelling of 113130453 in words is "one hundred thirteen million, one hundred thirty thousand, four hundred fifty-three".