159049279 has 2 divisors, whose sum is σ = 159049280. Its totient is φ = 159049278.

The previous prime is 159049243. The next prime is 159049307. The reversal of 159049279 is 972940951.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (972940951) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 159049279 - 2²¹ = 156952127 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (159049379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79524639 + 79524640.

It is an arithmetic number, because the mean of its divisors is an integer number (79524640).

Almost surely, 2^159049279 is an apocalyptic number.

159049279 is a deficient number, since it is larger than the sum of its proper divisors (1).

159049279 is an equidigital number, since it uses as much as digits as its factorization.

159049279 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 204120, while the sum is 46.

The square root of 159049279 is about 12611.4741009923. The cubic root of 159049279 is about 541.8061140724.

The spelling of 159049279 in words is "one hundred fifty-nine million, forty-nine thousand, two hundred seventy-nine".