1022487863 has 2 divisors, whose sum is σ = 1022487864. Its totient is φ = 1022487862.

The previous prime is 1022487821. The next prime is 1022487883. The reversal of 1022487863 is 3687842201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1022487863 - 2⁶ = 1022487799 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1022487863.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1022487883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511243931 + 511243932.

It is an arithmetic number, because the mean of its divisors is an integer number (511243932).

Almost surely, 2^1022487863 is an apocalyptic number.

1022487863 is a deficient number, since it is larger than the sum of its proper divisors (1).

1022487863 is an equidigital number, since it uses as much as digits as its factorization.

1022487863 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 129024, while the sum is 41.

The square root of 1022487863 is about 31976.3641304011. The cubic root of 1022487863 is about 1007.4404566362.

The spelling of 1022487863 in words is "one billion, twenty-two million, four hundred eighty-seven thousand, eight hundred sixty-three".