223840782983 has 2 divisors, whose sum is σ = 223840782984. Its totient is φ = 223840782982.

The previous prime is 223840782959. The next prime is 223840783009. The reversal of 223840782983 is 389287048322.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 223840782983 - 2⁸ = 223840782727 is a prime.

It is a super-2 number, since 2×223840782983² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (223840782083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111920391491 + 111920391492.

It is an arithmetic number, because the mean of its divisors is an integer number (111920391492).

Almost surely, 2^223840782983 is an apocalyptic number.

223840782983 is a deficient number, since it is larger than the sum of its proper divisors (1).

223840782983 is an equidigital number, since it uses as much as digits as its factorization.

223840782983 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9289728, while the sum is 56.

The spelling of 223840782983 in words is "two hundred twenty-three billion, eight hundred forty million, seven hundred eighty-two thousand, nine hundred eighty-three".