1214663 has 2 divisors, whose sum is σ = 1214664. Its totient is φ = 1214662.

The previous prime is 1214659. The next prime is 1214669. The reversal of 1214663 is 3664121.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1214663 - 2² = 1214659 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1214669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 607331 + 607332.

It is an arithmetic number, because the mean of its divisors is an integer number (607332).

2^1214663 is an apocalyptic number.

1214663 is a deficient number, since it is larger than the sum of its proper divisors (1).

1214663 is an equidigital number, since it uses as much as digits as its factorization.

1214663 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 864, while the sum is 23.

The square root of 1214663 is about 1102.1175073467. The cubic root of 1214663 is about 106.6969326007.

Adding to 1214663 its reverse (3664121), we get a palindrome (4878784).

The spelling of 1214663 in words is "one million, two hundred fourteen thousand, six hundred sixty-three".