1306159 has 2 divisors, whose sum is σ = 1306160. Its totient is φ = 1306158.

The previous prime is 1306157. The next prime is 1306169. The reversal of 1306159 is 9516031.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1306159 - 2¹ = 1306157 is a prime.

Together with 1306157, it forms a pair of twin primes.

1306159 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1306157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 653079 + 653080.

It is an arithmetic number, because the mean of its divisors is an integer number (653080).

2^1306159 is an apocalyptic number.

1306159 is a deficient number, since it is larger than the sum of its proper divisors (1).

1306159 is an equidigital number, since it uses as much as digits as its factorization.

1306159 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 810, while the sum is 25.

The square root of 1306159 is about 1142.8731338167. The cubic root of 1306159 is about 109.3113729524.

The spelling of 1306159 in words is "one million, three hundred six thousand, one hundred fifty-nine".