22429159 has 2 divisors, whose sum is σ = 22429160. Its totient is φ = 22429158.

The previous prime is 22429081. The next prime is 22429181. The reversal of 22429159 is 95192422.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22429159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22429559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11214579 + 11214580.

It is an arithmetic number, because the mean of its divisors is an integer number (11214580).

Almost surely, 2^22429159 is an apocalyptic number.

22429159 is a deficient number, since it is larger than the sum of its proper divisors (1).

22429159 is an equidigital number, since it uses as much as digits as its factorization.

22429159 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 34.

The square root of 22429159 is about 4735.9433062485. The cubic root of 22429159 is about 282.0142130221.

The spelling of 22429159 in words is "twenty-two million, four hundred twenty-nine thousand, one hundred fifty-nine".