23118371 has 2 divisors, whose sum is σ = 23118372. Its totient is φ = 23118370.

The previous prime is 23118299. The next prime is 23118397. The reversal of 23118371 is 17381132.

It is an a-pointer prime, because the next prime (23118397) can be obtained adding 23118371 to its sum of digits (26).

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23118371 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23118371.

It is not a weakly prime, because it can be changed into another prime (23118071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11559185 + 11559186.

It is an arithmetic number, because the mean of its divisors is an integer number (11559186).

Almost surely, 2^23118371 is an apocalyptic number.

23118371 is a deficient number, since it is larger than the sum of its proper divisors (1).

23118371 is an equidigital number, since it uses as much as digits as its factorization.

23118371 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1008, while the sum is 26.

The square root of 23118371 is about 4808.1567154160. The cubic root of 23118371 is about 284.8737349784.

The spelling of 23118371 in words is "twenty-three million, one hundred eighteen thousand, three hundred seventy-one".