1393339 has 4 divisors (see below), whose sum is σ = 1395856. Its totient is φ = 1390824.

The previous prime is 1393333. The next prime is 1393361. The reversal of 1393339 is 9333931.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1393339 - 2³ = 1393331 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1393339.

It is not an unprimeable number, because it can be changed into a prime (1393331) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 24 + ... + 1669.

It is an arithmetic number, because the mean of its divisors is an integer number (348964).

2^1393339 is an apocalyptic number.

1393339 is a deficient number, since it is larger than the sum of its proper divisors (2517).

1393339 is an equidigital number, since it uses as much as digits as its factorization.

1393339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2516.

The product of its digits is 6561, while the sum is 31.

The square root of 1393339 is about 1180.3978142982. The cubic root of 1393339 is about 111.6911933452.

The spelling of 1393339 in words is "one million, three hundred ninety-three thousand, three hundred thirty-nine".