229664159 has 2 divisors, whose sum is σ = 229664160. Its totient is φ = 229664158.

The previous prime is 229664129. The next prime is 229664209. The reversal of 229664159 is 951466922.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 229664159 - 2¹⁶ = 229598623 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (229664129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114832079 + 114832080.

It is an arithmetic number, because the mean of its divisors is an integer number (114832080).

Almost surely, 2^229664159 is an apocalyptic number.

229664159 is a deficient number, since it is larger than the sum of its proper divisors (1).

229664159 is an equidigital number, since it uses as much as digits as its factorization.

229664159 is an evil number, because the sum of its binary digits is even.

The product of its digits is 233280, while the sum is 44.

The square root of 229664159 is about 15154.6744933700. The cubic root of 229664159 is about 612.3942088008.

The spelling of 229664159 in words is "two hundred twenty-nine million, six hundred sixty-four thousand, one hundred fifty-nine".