4123503321 has 24 divisors (see below), whose sum is σ = 6398283744. Its totient is φ = 2355312960.

The previous prime is 4123503317. The next prime is 4123503353. The reversal of 4123503321 is 1233053214.

It is not a de Polignac number, because 4123503321 - 2² = 4123503317 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4123503291 and 4123503300.

It is not an unprimeable number, because it can be changed into a prime (4123503121) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 500566 + ... + 508736.

It is an arithmetic number, because the mean of its divisors is an integer number (266595156).

Almost surely, 2^4123503321 is an apocalyptic number.

It is an amenable number.

4123503321 is a deficient number, since it is larger than the sum of its proper divisors (2274780423).

4123503321 is a wasteful number, since it uses less digits than its factorization.

4123503321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11621 (or 11614 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 4123503321 is about 64214.5102060274. The cubic root of 4123503321 is about 1603.5731759070.

Adding to 4123503321 its reverse (1233053214), we get a palindrome (5356556535).

The spelling of 4123503321 in words is "four billion, one hundred twenty-three million, five hundred three thousand, three hundred twenty-one".