23342503 has 6 divisors (see below), whose sum is σ = 23851976. Its totient is φ = 22843692.

The previous prime is 23342491. The next prime is 23342509. The reversal of 23342503 is 30524332.

It is a de Polignac number, because none of the positive numbers 2^k-23342503 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 (23342509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3075 + ... + 7492.

Almost surely, 2^23342503 is an apocalyptic number.

23342503 is a deficient number, since it is larger than the sum of its proper divisors (509473).

23342503 is an equidigital number, since it uses as much as digits as its factorization.

23342503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10661 (or 10614 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 22.

The square root of 23342503 is about 4831.4079728377. The cubic root of 23342503 is about 285.7913902498.

Adding to 23342503 its reverse (30524332), we get a palindrome (53866835).

The spelling of 23342503 in words is "twenty-three million, three hundred forty-two thousand, five hundred three".