1390159 has 2 divisors, whose sum is σ = 1390160. Its totient is φ = 1390158.

The previous prime is 1390157. The next prime is 1390177. The reversal of 1390159 is 9510931.

It is a weak prime.

It is an emirp because it is prime and its reverse (9510931) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1390159 - 2¹ = 1390157 is a prime.

Together with 1390157, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1390157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 695079 + 695080.

It is an arithmetic number, because the mean of its divisors is an integer number (695080).

2^1390159 is an apocalyptic number.

1390159 is a deficient number, since it is larger than the sum of its proper divisors (1).

1390159 is an equidigital number, since it uses as much as digits as its factorization.

1390159 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1215, while the sum is 28.

The square root of 1390159 is about 1179.0500413468. The cubic root of 1390159 is about 111.6061581542.

The spelling of 1390159 in words is "one million, three hundred ninety thousand, one hundred fifty-nine".