113355243253 has 4 divisors (see below), whose sum is σ = 129548849440. Its totient is φ = 97161637068.

The previous prime is 113355243247. The next prime is 113355243257. The reversal of 113355243253 is 352342553311.

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: 352342553311 = 7 ⋅50334650473.

It is a cyclic number.

It is not a de Polignac number, because 113355243253 - 2¹⁷ = 113355112181 is a prime.

It is a super-2 number, since 2×113355243253² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113355243257) 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, 8096803083 + ... + 8096803096.

It is an arithmetic number, because the mean of its divisors is an integer number (32387212360).

Almost surely, 2^113355243253 is an apocalyptic number.

It is an amenable number.

113355243253 is a deficient number, since it is larger than the sum of its proper divisors (16193606187).

113355243253 is an equidigital number, since it uses as much as digits as its factorization.

113355243253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16193606186.

The product of its digits is 162000, while the sum is 37.

Adding to 113355243253 its reverse (352342553311), we get a palindrome (465697796564).

The spelling of 113355243253 in words is "one hundred thirteen billion, three hundred fifty-five million, two hundred forty-three thousand, two hundred fifty-three".