1363331 has 2 divisors, whose sum is σ = 1363332. Its totient is φ = 1363330.

The previous prime is 1363321. The next prime is 1363333. The reversal of 1363331 is 1333631.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1363331 - 2⁶ = 1363267 is a prime.

It is a super-2 number, since 2×1363331² = 3717342831122, which contains 22 as substring.

Together with 1363333, it forms a pair of twin primes.

It is a Chen 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, 681665 + 681666.

It is an arithmetic number, because the mean of its divisors is an integer number (681666).

2^1363331 is an apocalyptic number.

1363331 is a deficient number, since it is larger than the sum of its proper divisors (1).

1363331 is an equidigital number, since it uses as much as digits as its factorization.

1363331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 486, while the sum is 20.

The square root of 1363331 is about 1167.6176600240. The cubic root of 1363331 is about 110.8835453165.

Adding to 1363331 its reverse (1333631), we get a palindrome (2696962).

The spelling of 1363331 in words is "one million, three hundred sixty-three thousand, three hundred thirty-one".