1316015 has 8 divisors (see below), whose sum is σ = 1616208. Its totient is φ = 1028160.

The previous prime is 1316009. The next prime is 1316017. The reversal of 1316015 is 5106131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1316015 - 2¹⁴ = 1299631 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1315984 and 1316002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1316017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2846 + ... + 3275.

It is an arithmetic number, because the mean of its divisors is an integer number (202026).

2^1316015 is an apocalyptic number.

1316015 is a deficient number, since it is larger than the sum of its proper divisors (300193).

1316015 is an equidigital number, since it uses as much as digits as its factorization.

1316015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6169.

The product of its (nonzero) digits is 90, while the sum is 17.

The square root of 1316015 is about 1147.1769697828. The cubic root of 1316015 is about 109.5856311193.

The spelling of 1316015 in words is "one million, three hundred sixteen thousand, fifteen".