22671139 has 2 divisors, whose sum is σ = 22671140. Its totient is φ = 22671138.

The previous prime is 22671119. The next prime is 22671157. The reversal of 22671139 is 93117622.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22671139 - 2²³ = 14282531 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22671139.

It is not a weakly prime, because it can be changed into another prime (22671119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11335569 + 11335570.

It is an arithmetic number, because the mean of its divisors is an integer number (11335570).

Almost surely, 2^22671139 is an apocalyptic number.

22671139 is a deficient number, since it is larger than the sum of its proper divisors (1).

22671139 is an equidigital number, since it uses as much as digits as its factorization.

22671139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4536, while the sum is 31.

The square root of 22671139 is about 4761.4219514763. The cubic root of 22671139 is about 283.0247702725.

The spelling of 22671139 in words is "twenty-two million, six hundred seventy-one thousand, one hundred thirty-nine".