113243234413 has 4 divisors (see below), whose sum is σ = 115876798048. Its totient is φ = 110609670780.

The previous prime is 113243234407. The next prime is 113243234431. The reversal of 113243234413 is 314432342311.

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: 314432342311 = 398357 ⋅789323.

It is a cyclic number.

It is not a de Polignac number, because 113243234413 - 2²⁹ = 112706363501 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 (113243234473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1316781753 + ... + 1316781838.

It is an arithmetic number, because the mean of its divisors is an integer number (28969199512).

Almost surely, 2^113243234413 is an apocalyptic number.

It is an amenable number.

113243234413 is a deficient number, since it is larger than the sum of its proper divisors (2633563635).

113243234413 is an equidigital number, since it uses as much as digits as its factorization.

113243234413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2633563634.

The product of its digits is 20736, while the sum is 31.

Adding to 113243234413 its reverse (314432342311), we get a palindrome (427675576724).

The spelling of 113243234413 in words is "one hundred thirteen billion, two hundred forty-three million, two hundred thirty-four thousand, four hundred thirteen".