23243332403 has 4 divisors (see below), whose sum is σ = 23590247880. Its totient is φ = 22896416928.

The previous prime is 23243332397. The next prime is 23243332429. The reversal of 23243332403 is 30423334232.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 23243332403 - 2¹² = 23243328307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23243334403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 173457638 + ... + 173457771.

It is an arithmetic number, because the mean of its divisors is an integer number (5897561970).

Almost surely, 2^23243332403 is an apocalyptic number.

23243332403 is a deficient number, since it is larger than the sum of its proper divisors (346915477).

23243332403 is an equidigital number, since it uses as much as digits as its factorization.

23243332403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346915476.

The product of its (nonzero) digits is 31104, while the sum is 29.

Adding to 23243332403 its reverse (30423334232), we get a palindrome (53666666635).

The spelling of 23243332403 in words is "twenty-three billion, two hundred forty-three million, three hundred thirty-two thousand, four hundred three".