159144523 has 2 divisors, whose sum is σ = 159144524. Its totient is φ = 159144522.

The previous prime is 159144509. The next prime is 159144529. The reversal of 159144523 is 325441951.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-159144523 is a prime.

It is not a weakly prime, because it can be changed into another prime (159144529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79572261 + 79572262.

It is an arithmetic number, because the mean of its divisors is an integer number (79572262).

Almost surely, 2^159144523 is an apocalyptic number.

159144523 is a deficient number, since it is larger than the sum of its proper divisors (1).

159144523 is an equidigital number, since it uses as much as digits as its factorization.

159144523 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21600, while the sum is 34.

The square root of 159144523 is about 12615.2496209944. The cubic root of 159144523 is about 541.9142430007.

The spelling of 159144523 in words is "one hundred fifty-nine million, one hundred forty-four thousand, five hundred twenty-three".