113431303 has 2 divisors, whose sum is σ = 113431304. Its totient is φ = 113431302.

The previous prime is 113431231. The next prime is 113431309. The reversal of 113431303 is 303134311.

It is a strong prime.

It is an emirp because it is prime and its reverse (303134311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 113431303 - 2⁹ = 113430791 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113431309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56715651 + 56715652.

It is an arithmetic number, because the mean of its divisors is an integer number (56715652).

Almost surely, 2^113431303 is an apocalyptic number.

113431303 is a deficient number, since it is larger than the sum of its proper divisors (1).

113431303 is an equidigital number, since it uses as much as digits as its factorization.

113431303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 19.

The square root of 113431303 is about 10650.4132783662. The cubic root of 113431303 is about 484.0731268854.

Adding to 113431303 its reverse (303134311), we get a palindrome (416565614).

The spelling of 113431303 in words is "one hundred thirteen million, four hundred thirty-one thousand, three hundred three".