159340187 has 2 divisors, whose sum is σ = 159340188. Its totient is φ = 159340186.

The previous prime is 159340151. The next prime is 159340219. The reversal of 159340187 is 781043951.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 159340187 - 2¹⁸ = 159078043 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 159340187.

It is not a weakly prime, because it can be changed into another prime (159340127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79670093 + 79670094.

It is an arithmetic number, because the mean of its divisors is an integer number (79670094).

Almost surely, 2^159340187 is an apocalyptic number.

159340187 is a deficient number, since it is larger than the sum of its proper divisors (1).

159340187 is an equidigital number, since it uses as much as digits as its factorization.

159340187 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 38.

The square root of 159340187 is about 12623.0022973934. The cubic root of 159340187 is about 542.1362418085.

The spelling of 159340187 in words is "one hundred fifty-nine million, three hundred forty thousand, one hundred eighty-seven".