11862563 has 2 divisors, whose sum is σ = 11862564. Its totient is φ = 11862562.

The previous prime is 11862547. The next prime is 11862569. The reversal of 11862563 is 36526811.

It is a happy number.

11862563 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (36526811) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11862563 - 2⁴ = 11862547 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (11862569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5931281 + 5931282.

It is an arithmetic number, because the mean of its divisors is an integer number (5931282).

Almost surely, 2^11862563 is an apocalyptic number.

11862563 is a deficient number, since it is larger than the sum of its proper divisors (1).

11862563 is an equidigital number, since it uses as much as digits as its factorization.

11862563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8640, while the sum is 32.

The square root of 11862563 is about 3444.2071656624. The cubic root of 11862563 is about 228.0654564808.

The spelling of 11862563 in words is "eleven million, eight hundred sixty-two thousand, five hundred sixty-three".