113424493837 has 2 divisors, whose sum is σ = 113424493838. Its totient is φ = 113424493836.

The previous prime is 113424493733. The next prime is 113424493843. The reversal of 113424493837 is 738394424311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 92530947721 + 20893546116 = 304189^2 + 144546^2 .

It is an emirp because it is prime and its reverse (738394424311) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113424493837 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113424494837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56712246918 + 56712246919.

It is an arithmetic number, because the mean of its divisors is an integer number (56712246919).

Almost surely, 2^113424493837 is an apocalyptic number.

It is an amenable number.

113424493837 is a deficient number, since it is larger than the sum of its proper divisors (1).

113424493837 is an equidigital number, since it uses as much as digits as its factorization.

113424493837 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1741824, while the sum is 49.

The spelling of 113424493837 in words is "one hundred thirteen billion, four hundred twenty-four million, four hundred ninety-three thousand, eight hundred thirty-seven".