1315982 has 8 divisors (see below), whose sum is σ = 1999200. Its totient is φ = 649584.

The previous prime is 1315969. The next prime is 1316009. The reversal of 1315982 is 2895131.

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

It is a super-4 number, since 4×1315982⁴ (a number of 26 digits) contains 4444 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4007 + ... + 4322.

It is an arithmetic number, because the mean of its divisors is an integer number (249900).

2^1315982 is an apocalyptic number.

1315982 is a deficient number, since it is larger than the sum of its proper divisors (683218).

1315982 is an equidigital number, since it uses as much as digits as its factorization.

1315982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8410.

The product of its digits is 2160, while the sum is 29.

The square root of 1315982 is about 1147.1625865587. The cubic root of 1315982 is about 109.5847151327.

The spelling of 1315982 in words is "one million, three hundred fifteen thousand, nine hundred eighty-two".