159347423 has 2 divisors, whose sum is σ = 159347424. Its totient is φ = 159347422.

The previous prime is 159347407. The next prime is 159347497. The reversal of 159347423 is 324743951.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 159347423 - 2⁴ = 159347407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (159349423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79673711 + 79673712.

It is an arithmetic number, because the mean of its divisors is an integer number (79673712).

Almost surely, 2^159347423 is an apocalyptic number.

159347423 is a deficient number, since it is larger than the sum of its proper divisors (1).

159347423 is an equidigital number, since it uses as much as digits as its factorization.

159347423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 90720, while the sum is 38.

The square root of 159347423 is about 12623.2889137499. The cubic root of 159347423 is about 542.1444482306.

The spelling of 159347423 in words is "one hundred fifty-nine million, three hundred forty-seven thousand, four hundred twenty-three".