23003779 has 2 divisors, whose sum is σ = 23003780. Its totient is φ = 23003778.

The previous prime is 23003777. The next prime is 23003789. The reversal of 23003779 is 97730032.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23003779 - 2¹ = 23003777 is a prime.

Together with 23003777, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 23003779.

It is not a weakly prime, because it can be changed into another prime (23003777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11501889 + 11501890.

It is an arithmetic number, because the mean of its divisors is an integer number (11501890).

Almost surely, 2^23003779 is an apocalyptic number.

23003779 is a deficient number, since it is larger than the sum of its proper divisors (1).

23003779 is an equidigital number, since it uses as much as digits as its factorization.

23003779 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7938, while the sum is 31.

The square root of 23003779 is about 4796.2254951159. The cubic root of 23003779 is about 284.4022724559.

The spelling of 23003779 in words is "twenty-three million, three thousand, seven hundred seventy-nine".