1313959 has 2 divisors, whose sum is σ = 1313960. Its totient is φ = 1313958.

The previous prime is 1313957. The next prime is 1313987. The reversal of 1313959 is 9593131.

It is a weak prime.

It is an emirp because it is prime and its reverse (9593131) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1313959 - 2¹ = 1313957 is a prime.

Together with 1313957, it forms a pair of twin primes.

1313959 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 1313959.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1313953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656979 + 656980.

It is an arithmetic number, because the mean of its divisors is an integer number (656980).

2^1313959 is an apocalyptic number.

1313959 is a deficient number, since it is larger than the sum of its proper divisors (1).

1313959 is an equidigital number, since it uses as much as digits as its factorization.

1313959 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3645, while the sum is 31.

The square root of 1313959 is about 1146.2805066824. The cubic root of 1313959 is about 109.5285331146.

The spelling of 1313959 in words is "one million, three hundred thirteen thousand, nine hundred fifty-nine".