11426663 has 2 divisors, whose sum is σ = 11426664. Its totient is φ = 11426662.

The previous prime is 11426647. The next prime is 11426671. The reversal of 11426663 is 36662411.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11426663 - 2⁴ = 11426647 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11426603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5713331 + 5713332.

It is an arithmetic number, because the mean of its divisors is an integer number (5713332).

Almost surely, 2^11426663 is an apocalyptic number.

11426663 is a deficient number, since it is larger than the sum of its proper divisors (1).

11426663 is an equidigital number, since it uses as much as digits as its factorization.

11426663 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5184, while the sum is 29.

The square root of 11426663 is about 3380.3347467374. The cubic root of 11426663 is about 225.2370374362.

The spelling of 11426663 in words is "eleven million, four hundred twenty-six thousand, six hundred sixty-three".