22118339 has 2 divisors, whose sum is σ = 22118340. Its totient is φ = 22118338.

The previous prime is 22118273. The next prime is 22118347. The reversal of 22118339 is 93381122.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22118339 - 2¹² = 22114243 is a prime.

It is not a weakly prime, because it can be changed into another prime (22118359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11059169 + 11059170.

It is an arithmetic number, because the mean of its divisors is an integer number (11059170).

Almost surely, 2^22118339 is an apocalyptic number.

22118339 is a deficient number, since it is larger than the sum of its proper divisors (1).

22118339 is an equidigital number, since it uses as much as digits as its factorization.

22118339 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2592, while the sum is 29.

The square root of 22118339 is about 4703.0138209450. The cubic root of 22118339 is about 280.7054448169.

The spelling of 22118339 in words is "twenty-two million, one hundred eighteen thousand, three hundred thirty-nine".