113535523309979 has 2 divisors, whose sum is σ = 113535523309980. Its totient is φ = 113535523309978.

The previous prime is 113535523309973. The next prime is 113535523310119. The reversal of 113535523309979 is 979903325535311.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 113535523309979 - 2⁴ = 113535523309963 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (113535523309973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56767761654989 + 56767761654990.

It is an arithmetic number, because the mean of its divisors is an integer number (56767761654990).

Almost surely, 2^{113535523309979} is an apocalyptic number.

113535523309979 is a deficient number, since it is larger than the sum of its proper divisors (1).

113535523309979 is an equidigital number, since it uses as much as digits as its factorization.

113535523309979 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 103335750, while the sum is 65.

The spelling of 113535523309979 in words is "one hundred thirteen trillion, five hundred thirty-five billion, five hundred twenty-three million, three hundred nine thousand, nine hundred seventy-nine".