23450231503 has 4 divisors (see below), whose sum is σ = 23995585768. Its totient is φ = 22904877240.

The previous prime is 23450231479. The next prime is 23450231507. The reversal of 23450231503 is 30513205432.

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 23450231503 - 2²⁵ = 23416677071 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23450231507) 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, 272677068 + ... + 272677153.

It is an arithmetic number, because the mean of its divisors is an integer number (5998896442).

Almost surely, 2^23450231503 is an apocalyptic number.

23450231503 is a deficient number, since it is larger than the sum of its proper divisors (545354265).

23450231503 is an equidigital number, since it uses as much as digits as its factorization.

23450231503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 545354264.

The product of its (nonzero) digits is 10800, while the sum is 28.

Adding to 23450231503 its reverse (30513205432), we get a palindrome (53963436935).

The spelling of 23450231503 in words is "twenty-three billion, four hundred fifty million, two hundred thirty-one thousand, five hundred three".