23243434219 has 2 divisors, whose sum is σ = 23243434220. Its totient is φ = 23243434218.

The previous prime is 23243434213. The next prime is 23243434237. The reversal of 23243434219 is 91243434232.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23243434219 - 2⁵ = 23243434187 is a prime.

It is a super-2 number, since 2×23243434219² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (23243434213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11621717109 + 11621717110.

It is an arithmetic number, because the mean of its divisors is an integer number (11621717110).

Almost surely, 2^23243434219 is an apocalyptic number.

23243434219 is a deficient number, since it is larger than the sum of its proper divisors (1).

23243434219 is an equidigital number, since it uses as much as digits as its factorization.

23243434219 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 124416, while the sum is 37.

The spelling of 23243434219 in words is "twenty-three billion, two hundred forty-three million, four hundred thirty-four thousand, two hundred nineteen".