23003834809 has 2 divisors, whose sum is σ = 23003834810. Its totient is φ = 23003834808.

The previous prime is 23003834759. The next prime is 23003834839. The reversal of 23003834809 is 90843830032.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18169692025 + 4834142784 = 134795^2 + 69528^2 .

It is a cyclic number.

It is not a de Polignac number, because 23003834809 - 2⁷ = 23003834681 is a prime.

It is not a weakly prime, because it can be changed into another prime (23003834839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11501917404 + 11501917405.

It is an arithmetic number, because the mean of its divisors is an integer number (11501917405).

Almost surely, 2^23003834809 is an apocalyptic number.

It is an amenable number.

23003834809 is a deficient number, since it is larger than the sum of its proper divisors (1).

23003834809 is an equidigital number, since it uses as much as digits as its factorization.

23003834809 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 124416, while the sum is 40.

The spelling of 23003834809 in words is "twenty-three billion, three million, eight hundred thirty-four thousand, eight hundred nine".