1368331 has 2 divisors, whose sum is σ = 1368332. Its totient is φ = 1368330.

The previous prime is 1368329. The next prime is 1368337. The reversal of 1368331 is 1338631.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1368331 - 2¹ = 1368329 is a prime.

It is a super-2 number, since 2×1368331² = 3744659451122, which contains 22 as substring.

Together with 1368329, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 1368296 and 1368305.

It is not a weakly prime, because it can be changed into another prime (1368337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 684165 + 684166.

It is an arithmetic number, because the mean of its divisors is an integer number (684166).

2^1368331 is an apocalyptic number.

1368331 is a deficient number, since it is larger than the sum of its proper divisors (1).

1368331 is an equidigital number, since it uses as much as digits as its factorization.

1368331 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1296, while the sum is 25.

The square root of 1368331 is about 1169.7568123332. The cubic root of 1368331 is about 111.0189346267.

The spelling of 1368331 in words is "one million, three hundred sixty-eight thousand, three hundred thirty-one".