113777669 has 2 divisors, whose sum is σ = 113777670. Its totient is φ = 113777668.

The previous prime is 113777639. The next prime is 113777683. The reversal of 113777669 is 966777311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 81685444 + 32092225 = 9038^2 + 5665^2 .

It is an emirp because it is prime and its reverse (966777311) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113777669 is a prime.

It is a super-2 number, since 2×113777669² = 25890715926147122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113777639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56888834 + 56888835.

It is an arithmetic number, because the mean of its divisors is an integer number (56888835).

Almost surely, 2^113777669 is an apocalyptic number.

It is an amenable number.

113777669 is a deficient number, since it is larger than the sum of its proper divisors (1).

113777669 is an equidigital number, since it uses as much as digits as its factorization.

113777669 is an evil number, because the sum of its binary digits is even.

The product of its digits is 333396, while the sum is 47.

The square root of 113777669 is about 10666.6615677071. The cubic root of 113777669 is about 484.5653369982.

The spelling of 113777669 in words is "one hundred thirteen million, seven hundred seventy-seven thousand, six hundred sixty-nine".