1366675 has 6 divisors (see below), whose sum is σ = 1694708. Its totient is φ = 1093320.

The previous prime is 1366667. The next prime is 1366693. The reversal of 1366675 is 5766631.

It is a happy number.

It is not a de Polignac number, because 1366675 - 2³ = 1366667 is a prime.

It is a Duffinian number.

1366675 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 1366675.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 27309 + ... + 27358.

2^1366675 is an apocalyptic number.

1366675 is a deficient number, since it is larger than the sum of its proper divisors (328033).

1366675 is an equidigital number, since it uses as much as digits as its factorization.

1366675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54677 (or 54672 counting only the distinct ones).

The product of its digits is 22680, while the sum is 34.

The square root of 1366675 is about 1169.0487586068. The cubic root of 1366675 is about 110.9741302697.

The spelling of 1366675 in words is "one million, three hundred sixty-six thousand, six hundred seventy-five".