23413503 has 4 divisors (see below), whose sum is σ = 31218008. Its totient is φ = 15609000.

The previous prime is 23413493. The next prime is 23413513. The reversal of 23413503 is 30531432.

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

It is an interprime number because it is at equal distance from previous prime (23413493) and next prime (23413513).

It is not a de Polignac number, because 23413503 - 2¹⁰ = 23412479 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23413503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23413513) 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, 3902248 + ... + 3902253.

It is an arithmetic number, because the mean of its divisors is an integer number (7804502).

Almost surely, 2^23413503 is an apocalyptic number.

23413503 is a deficient number, since it is larger than the sum of its proper divisors (7804505).

23413503 is an equidigital number, since it uses as much as digits as its factorization.

23413503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7804504.

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 23413503 is about 4838.7501485404. The cubic root of 23413503 is about 286.0808572137.

Adding to 23413503 its reverse (30531432), we get a palindrome (53944935).

The spelling of 23413503 in words is "twenty-three million, four hundred thirteen thousand, five hundred three".