1393333 has 2 divisors, whose sum is σ = 1393334. Its totient is φ = 1393332.

The previous prime is 1393331. The next prime is 1393361. The reversal of 1393333 is 3333931.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1214404 + 178929 = 1102^2 + 423^2 .

It is an emirp because it is prime and its reverse (3333931) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1393333 - 2¹ = 1393331 is a prime.

Together with 1393331, it forms a pair of twin primes.

1393333 is a modest number, since divided by 3333 gives 139 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 1393298 and 1393307.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1393331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 696666 + 696667.

It is an arithmetic number, because the mean of its divisors is an integer number (696667).

2^1393333 is an apocalyptic number.

It is an amenable number.

1393333 is a deficient number, since it is larger than the sum of its proper divisors (1).

1393333 is an equidigital number, since it uses as much as digits as its factorization.

1393333 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2187, while the sum is 25.

The square root of 1393333 is about 1180.3952727794. The cubic root of 1393333 is about 111.6910330234.

The spelling of 1393333 in words is "one million, three hundred ninety-three thousand, three hundred thirty-three".