23307303503 has 6 divisors (see below), whose sum is σ = 25618771752. Its totient is φ = 21188457620.

The previous prime is 23307303473. The next prime is 23307303521. The reversal of 23307303503 is 30530370332.

It is not a de Polignac number, because 23307303503 - 2⁸ = 23307303247 is a prime.

It is a super-3 number, since 3×23307303503³ (a number of 32 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23307303203) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 96311051 + ... + 96311292.

It is an arithmetic number, because the mean of its divisors is an integer number (4269795292).

Almost surely, 2^23307303503 is an apocalyptic number.

23307303503 is a deficient number, since it is larger than the sum of its proper divisors (2311468249).

23307303503 is a wasteful number, since it uses less digits than its factorization.

23307303503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192622365 (or 192622354 counting only the distinct ones).

The product of its (nonzero) digits is 17010, while the sum is 29.

Adding to 23307303503 its reverse (30530370332), we get a palindrome (53837673835).

The spelling of 23307303503 in words is "twenty-three billion, three hundred seven million, three hundred three thousand, five hundred three".