1316001 has 4 divisors (see below), whose sum is σ = 1754672. Its totient is φ = 877332.

The previous prime is 1315969. The next prime is 1316009. The reversal of 1316001 is 1006131.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1316001 - 2⁵ = 1315969 is a prime.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1316009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 219331 + ... + 219336.

It is an arithmetic number, because the mean of its divisors is an integer number (438668).

2^1316001 is an apocalyptic number.

It is an amenable number.

1316001 is a deficient number, since it is larger than the sum of its proper divisors (438671).

1316001 is an equidigital number, since it uses as much as digits as its factorization.

1316001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 438670.

The product of its (nonzero) digits is 18, while the sum is 12.

The square root of 1316001 is about 1147.1708678309. The cubic root of 1316001 is about 109.5852425208.

The spelling of 1316001 in words is "one million, three hundred sixteen thousand, one".