113115973 has 2 divisors, whose sum is σ = 113115974. Its totient is φ = 113115972.

The previous prime is 113115953. The next prime is 113115991. The reversal of 113115973 is 379511311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 80317444 + 32798529 = 8962^2 + 5727^2 .

It is a cyclic number.

It is not a de Polignac number, because 113115973 - 2⁵ = 113115941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113115923) 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, 56557986 + 56557987.

It is an arithmetic number, because the mean of its divisors is an integer number (56557987).

Almost surely, 2^113115973 is an apocalyptic number.

It is an amenable number.

113115973 is a deficient number, since it is larger than the sum of its proper divisors (1).

113115973 is an equidigital number, since it uses as much as digits as its factorization.

113115973 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2835, while the sum is 31.

The square root of 113115973 is about 10635.5993249088. The cubic root of 113115973 is about 483.6241489906.

The spelling of 113115973 in words is "one hundred thirteen million, one hundred fifteen thousand, nine hundred seventy-three".