113361424638281 has 4 divisors (see below), whose sum is σ = 113856452693700. Its totient is φ = 112866396582864.

The previous prime is 113361424638263. The next prime is 113361424638283. The reversal of 113361424638281 is 182836424163311.

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

It can be written as a sum of positive squares in 2 ways, for example, as 103145148481600 + 10216276156681 = 10156040^2 + 3196291^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113361424638281 is a prime.

It is a super-2 number, since 2×113361424638281² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113361424638283) 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, 247514027366 + ... + 247514027823.

It is an arithmetic number, because the mean of its divisors is an integer number (28464113173425).

Almost surely, 2^{113361424638281} is an apocalyptic number.

It is an amenable number.

113361424638281 is a deficient number, since it is larger than the sum of its proper divisors (495028055419).

113361424638281 is an equidigital number, since it uses as much as digits as its factorization.

113361424638281 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 495028055418.

The product of its digits is 3981312, while the sum is 53.

The spelling of 113361424638281 in words is "one hundred thirteen trillion, three hundred sixty-one billion, four hundred twenty-four million, six hundred thirty-eight thousand, two hundred eighty-one".