1368253 has 2 divisors, whose sum is σ = 1368254. Its totient is φ = 1368252.

The previous prime is 1368251. The next prime is 1368259. The reversal of 1368253 is 3528631.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1172889 + 195364 = 1083^2 + 442^2 .

It is an emirp because it is prime and its reverse (3528631) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1368253 - 2¹ = 1368251 is a prime.

Together with 1368251, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1368251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 684126 + 684127.

It is an arithmetic number, because the mean of its divisors is an integer number (684127).

2^1368253 is an apocalyptic number.

It is an amenable number.

1368253 is a deficient number, since it is larger than the sum of its proper divisors (1).

1368253 is an equidigital number, since it uses as much as digits as its factorization.

1368253 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4320, while the sum is 28.

The square root of 1368253 is about 1169.7234715949. The cubic root of 1368253 is about 111.0168250880.

The spelling of 1368253 in words is "one million, three hundred sixty-eight thousand, two hundred fifty-three".