23503541503 has 8 divisors (see below), whose sum is σ = 25384454928. Its totient is φ = 21633049344.

The previous prime is 23503541483. The next prime is 23503541563. The reversal of 23503541503 is 30514530532.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23503541503 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 (23503541563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2600626 + ... + 2609647.

It is an arithmetic number, because the mean of its divisors is an integer number (3173056866).

Almost surely, 2^23503541503 is an apocalyptic number.

23503541503 is a deficient number, since it is larger than the sum of its proper divisors (1880913425).

23503541503 is a wasteful number, since it uses less digits than its factorization.

23503541503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5210633.

The product of its (nonzero) digits is 27000, while the sum is 31.

The spelling of 23503541503 in words is "twenty-three billion, five hundred three million, five hundred forty-one thousand, five hundred three".