23183505129 has 4 divisors (see below), whose sum is σ = 30911340176. Its totient is φ = 15455670084.

The previous prime is 23183505127. The next prime is 23183505133. The reversal of 23183505129 is 92150538132.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 23183505129 - 2¹ = 23183505127 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23183505127) 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 in 3 ways as a sum of consecutive naturals, for example, 3863917519 + ... + 3863917524.

It is an arithmetic number, because the mean of its divisors is an integer number (7727835044).

Almost surely, 2^23183505129 is an apocalyptic number.

It is an amenable number.

23183505129 is a deficient number, since it is larger than the sum of its proper divisors (7727835047).

23183505129 is an equidigital number, since it uses as much as digits as its factorization.

23183505129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7727835046.

The product of its (nonzero) digits is 64800, while the sum is 39.

The spelling of 23183505129 in words is "twenty-three billion, one hundred eighty-three million, five hundred five thousand, one hundred twenty-nine".