113493493 has 2 divisors, whose sum is σ = 113493494. Its totient is φ = 113493492.

The previous prime is 113493491. The next prime is 113493503. The reversal of 113493493 is 394394311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 58110129 + 55383364 = 7623^2 + 7442^2 .

It is a cyclic number.

It is not a de Polignac number, because 113493493 - 2¹ = 113493491 is a prime.

Together with 113493491, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113493491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56746746 + 56746747.

It is an arithmetic number, because the mean of its divisors is an integer number (56746747).

Almost surely, 2^113493493 is an apocalyptic number.

It is an amenable number.

113493493 is a deficient number, since it is larger than the sum of its proper divisors (1).

113493493 is an equidigital number, since it uses as much as digits as its factorization.

113493493 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34992, while the sum is 37.

The square root of 113493493 is about 10653.3324833124. The cubic root of 113493493 is about 484.1615769191.

The spelling of 113493493 in words is "one hundred thirteen million, four hundred ninety-three thousand, four hundred ninety-three".