1318875 has 16 divisors (see below), whose sum is σ = 2195232. Its totient is φ = 703200.

The previous prime is 1318861. The next prime is 1318879. The reversal of 1318875 is 5788131.

It is not a de Polignac number, because 1318875 - 2⁴ = 1318859 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1318879) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1384 + ... + 2133.

It is an arithmetic number, because the mean of its divisors is an integer number (137202).

2^1318875 is an apocalyptic number.

1318875 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1318875 is a deficient number, since it is larger than the sum of its proper divisors (876357).

1318875 is an equidigital number, since it uses as much as digits as its factorization.

1318875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3535 (or 3525 counting only the distinct ones).

The product of its digits is 6720, while the sum is 33.

The square root of 1318875 is about 1148.4228315390. The cubic root of 1318875 is about 109.6649585175.

The spelling of 1318875 in words is "one million, three hundred eighteen thousand, eight hundred seventy-five".