983223793 has 2 divisors, whose sum is σ = 983223794. Its totient is φ = 983223792.

The previous prime is 983223779. The next prime is 983223797. The reversal of 983223793 is 397322389.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 544195584 + 439028209 = 23328^2 + 20953^2 .

It is an emirp because it is prime and its reverse (397322389) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 983223793 - 2⁹ = 983223281 is a prime.

It is not a weakly prime, because it can be changed into another prime (983223797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 491611896 + 491611897.

It is an arithmetic number, because the mean of its divisors is an integer number (491611897).

Almost surely, 2^983223793 is an apocalyptic number.

It is an amenable number.

983223793 is a deficient number, since it is larger than the sum of its proper divisors (1).

983223793 is an equidigital number, since it uses as much as digits as its factorization.

983223793 is an evil number, because the sum of its binary digits is even.

The product of its digits is 489888, while the sum is 46.

The square root of 983223793 is about 31356.3995541580. The cubic root of 983223793 is about 994.3763650125.

The spelling of 983223793 in words is "nine hundred eighty-three million, two hundred twenty-three thousand, seven hundred ninety-three".