1316579 has 4 divisors (see below), whose sum is σ = 1436280. Its totient is φ = 1196880.

The previous prime is 1316537. The next prime is 1316591. The reversal of 1316579 is 9756131.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1316579 - 2⁸ = 1316323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1316509) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59834 + ... + 59855.

It is an arithmetic number, because the mean of its divisors is an integer number (359070).

2^1316579 is an apocalyptic number.

1316579 is a deficient number, since it is larger than the sum of its proper divisors (119701).

1316579 is a wasteful number, since it uses less digits than its factorization.

1316579 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119700.

The product of its digits is 5670, while the sum is 32.

The square root of 1316579 is about 1147.4227642852. The cubic root of 1316579 is about 109.6012837951.

The spelling of 1316579 in words is "one million, three hundred sixteen thousand, five hundred seventy-nine".