113457234243 has 4 divisors (see below), whose sum is σ = 151276312328. Its totient is φ = 75638156160.

The previous prime is 113457234161. The next prime is 113457234281. The reversal of 113457234243 is 342432754311.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 113457234243 - 2¹⁴ = 113457217859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113457234283) 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, 18909539038 + ... + 18909539043.

It is an arithmetic number, because the mean of its divisors is an integer number (37819078082).

Almost surely, 2^113457234243 is an apocalyptic number.

113457234243 is a deficient number, since it is larger than the sum of its proper divisors (37819078085).

113457234243 is an equidigital number, since it uses as much as digits as its factorization.

113457234243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37819078084.

The product of its digits is 241920, while the sum is 39.

Adding to 113457234243 its reverse (342432754311), we get a palindrome (455889988554).

The spelling of 113457234243 in words is "one hundred thirteen billion, four hundred fifty-seven million, two hundred thirty-four thousand, two hundred forty-three".