1366763 has 2 divisors, whose sum is σ = 1366764. Its totient is φ = 1366762.

The previous prime is 1366753. The next prime is 1366769. The reversal of 1366763 is 3676631.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1366763 - 2⁴ = 1366747 is a prime.

It is not a weakly prime, because it can be changed into another prime (1366769) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 683381 + 683382.

It is an arithmetic number, because the mean of its divisors is an integer number (683382).

2^1366763 is an apocalyptic number.

1366763 is a deficient number, since it is larger than the sum of its proper divisors (1).

1366763 is an equidigital number, since it uses as much as digits as its factorization.

1366763 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13608, while the sum is 32.

The square root of 1366763 is about 1169.0863954388. The cubic root of 1366763 is about 110.9765120878.

The spelling of 1366763 in words is "one million, three hundred sixty-six thousand, seven hundred sixty-three".