113719217 has 2 divisors, whose sum is σ = 113719218. Its totient is φ = 113719216.

The previous prime is 113719183. The next prime is 113719259. The reversal of 113719217 is 712917311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 106584976 + 7134241 = 10324^2 + 2671^2 .

It is a cyclic number.

It is not a de Polignac number, because 113719217 - 2¹⁸ = 113457073 is a prime.

It is not a weakly prime, because it can be changed into another prime (113719517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56859608 + 56859609.

It is an arithmetic number, because the mean of its divisors is an integer number (56859609).

Almost surely, 2^113719217 is an apocalyptic number.

It is an amenable number.

113719217 is a deficient number, since it is larger than the sum of its proper divisors (1).

113719217 is an equidigital number, since it uses as much as digits as its factorization.

113719217 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2646, while the sum is 32.

The square root of 113719217 is about 10663.9212769037. The cubic root of 113719217 is about 484.4823427836.

The spelling of 113719217 in words is "one hundred thirteen million, seven hundred nineteen thousand, two hundred seventeen".