113432513 has 2 divisors, whose sum is σ = 113432514. Its totient is φ = 113432512.

The previous prime is 113432497. The next prime is 113432537. The reversal of 113432513 is 315234311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 81306289 + 32126224 = 9017^2 + 5668^2 .

It is a cyclic number.

It is not a de Polignac number, because 113432513 - 2⁴ = 113432497 is a prime.

It is not a weakly prime, because it can be changed into another prime (113432593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56716256 + 56716257.

It is an arithmetic number, because the mean of its divisors is an integer number (56716257).

Almost surely, 2^113432513 is an apocalyptic number.

It is an amenable number.

113432513 is a deficient number, since it is larger than the sum of its proper divisors (1).

113432513 is an equidigital number, since it uses as much as digits as its factorization.

113432513 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1080, while the sum is 23.

The square root of 113432513 is about 10650.4700835221. The cubic root of 113432513 is about 484.0748481222.

Adding to 113432513 its reverse (315234311), we get a palindrome (428666824).

The spelling of 113432513 in words is "one hundred thirteen million, four hundred thirty-two thousand, five hundred thirteen".