113313481 has 2 divisors, whose sum is σ = 113313482. Its totient is φ = 113313480.

The previous prime is 113313467. The next prime is 113313491. The reversal of 113313481 is 184313311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 72097081 + 41216400 = 8491^2 + 6420^2 .

It is a cyclic number.

It is not a de Polignac number, because 113313481 - 2¹⁷ = 113182409 is a prime.

It is a super-2 number, since 2×113313481² = 25679889952674722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (113313461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56656740 + 56656741.

It is an arithmetic number, because the mean of its divisors is an integer number (56656741).

Almost surely, 2^113313481 is an apocalyptic number.

It is an amenable number.

113313481 is a deficient number, since it is larger than the sum of its proper divisors (1).

113313481 is an equidigital number, since it uses as much as digits as its factorization.

113313481 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 864, while the sum is 25.

The square root of 113313481 is about 10644.8805066097. The cubic root of 113313481 is about 483.9054652810.

Adding to 113313481 its reverse (184313311), we get a palindrome (297626792).

The spelling of 113313481 in words is "one hundred thirteen million, three hundred thirteen thousand, four hundred eighty-one".