983223863 has 2 divisors, whose sum is σ = 983223864. Its totient is φ = 983223862.

The previous prime is 983223827. The next prime is 983223877. The reversal of 983223863 is 368322389.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 983223863 - 2²² = 979029559 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (983223823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 491611931 + 491611932.

It is an arithmetic number, because the mean of its divisors is an integer number (491611932).

Almost surely, 2^983223863 is an apocalyptic number.

983223863 is a deficient number, since it is larger than the sum of its proper divisors (1).

983223863 is an equidigital number, since it uses as much as digits as its factorization.

983223863 is an evil number, because the sum of its binary digits is even.

The product of its digits is 373248, while the sum is 44.

The square root of 983223863 is about 31356.4006703576. The cubic root of 983223863 is about 994.3763886105.

It can be divided in two parts, 98322386 and 3, that added together give a palindrome (98322389).

The spelling of 983223863 in words is "nine hundred eighty-three million, two hundred twenty-three thousand, eight hundred sixty-three".