1368401 has 2 divisors, whose sum is σ = 1368402. Its totient is φ = 1368400.

The previous prime is 1368397. The next prime is 1368439. The reversal of 1368401 is 1048631.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1345600 + 22801 = 1160^2 + 151^2 .

It is a cyclic number.

It is not a de Polignac number, because 1368401 - 2² = 1368397 is a prime.

It is a Chen prime.

It is a nialpdrome in base 11.

It is not a weakly prime, because it can be changed into another prime (1368461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 684200 + 684201.

It is an arithmetic number, because the mean of its divisors is an integer number (684201).

2^1368401 is an apocalyptic number.

It is an amenable number.

1368401 is a deficient number, since it is larger than the sum of its proper divisors (1).

1368401 is an equidigital number, since it uses as much as digits as its factorization.

1368401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 1368401 is about 1169.7867326996. The cubic root of 1368401 is about 111.0208277342.

The spelling of 1368401 in words is "one million, three hundred sixty-eight thousand, four hundred one".