113448869 has 2 divisors, whose sum is σ = 113448870. Its totient is φ = 113448868.

The previous prime is 113448833. The next prime is 113448883. The reversal of 113448869 is 968844311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 111724900 + 1723969 = 10570^2 + 1313^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113448869 is a prime.

It is a super-2 number, since 2×113448869² = 25741291754758322, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113448169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56724434 + 56724435.

It is an arithmetic number, because the mean of its divisors is an integer number (56724435).

Almost surely, 2^113448869 is an apocalyptic number.

It is an amenable number.

113448869 is a deficient number, since it is larger than the sum of its proper divisors (1).

113448869 is an equidigital number, since it uses as much as digits as its factorization.

113448869 is an evil number, because the sum of its binary digits is even.

The product of its digits is 165888, while the sum is 44.

The square root of 113448869 is about 10651.2379092761. The cubic root of 113448869 is about 484.0981134908.

The spelling of 113448869 in words is "one hundred thirteen million, four hundred forty-eight thousand, eight hundred sixty-nine".