1363393 has 2 divisors, whose sum is σ = 1363394. Its totient is φ = 1363392.

The previous prime is 1363381. The next prime is 1363403. The reversal of 1363393 is 3933631.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 944784 + 418609 = 972^2 + 647^2 .

It is a cyclic number.

It is not a de Polignac number, because 1363393 - 2⁵ = 1363361 is a prime.

It is not a weakly prime, because it can be changed into another prime (1363333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 681696 + 681697.

It is an arithmetic number, because the mean of its divisors is an integer number (681697).

2^1363393 is an apocalyptic number.

It is an amenable number.

1363393 is a deficient number, since it is larger than the sum of its proper divisors (1).

1363393 is an equidigital number, since it uses as much as digits as its factorization.

1363393 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4374, while the sum is 28.

The square root of 1363393 is about 1167.6442095090. The cubic root of 1363393 is about 110.8852261692.

The spelling of 1363393 in words is "one million, three hundred sixty-three thousand, three hundred ninety-three".