113612069 has 2 divisors, whose sum is σ = 113612070. Its totient is φ = 113612068.

The previous prime is 113612029. The next prime is 113612087. The reversal of 113612069 is 960216311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 110145025 + 3467044 = 10495^2 + 1862^2 .

It is a cyclic number.

It is not a de Polignac number, because 113612069 - 2¹⁶ = 113546533 is a prime.

It is a super-2 number, since 2×113612069² = 25815404444921522, 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 (113612029) 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, 56806034 + 56806035.

It is an arithmetic number, because the mean of its divisors is an integer number (56806035).

Almost surely, 2^113612069 is an apocalyptic number.

It is an amenable number.

113612069 is a deficient number, since it is larger than the sum of its proper divisors (1).

113612069 is an equidigital number, since it uses as much as digits as its factorization.

113612069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 113612069 is about 10658.8962374160. The cubic root of 113612069 is about 484.3301327237.

The spelling of 113612069 in words is "one hundred thirteen million, six hundred twelve thousand, sixty-nine".