115977223 has 2 divisors, whose sum is σ = 115977224. Its totient is φ = 115977222.

The previous prime is 115977209. The next prime is 115977227. The reversal of 115977223 is 322779511.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 115977223 - 2⁹ = 115976711 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115977227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57988611 + 57988612.

It is an arithmetic number, because the mean of its divisors is an integer number (57988612).

Almost surely, 2^115977223 is an apocalyptic number.

115977223 is a deficient number, since it is larger than the sum of its proper divisors (1).

115977223 is an equidigital number, since it uses as much as digits as its factorization.

115977223 is an evil number, because the sum of its binary digits is even.

The product of its digits is 26460, while the sum is 37.

The square root of 115977223 is about 10769.2721666787. The cubic root of 115977223 is about 487.6679734991.

The spelling of 115977223 in words is "one hundred fifteen million, nine hundred seventy-seven thousand, two hundred twenty-three".