4501123423 has 4 divisors (see below), whose sum is σ = 4502406760. Its totient is φ = 4499840088.

The previous prime is 4501123409. The next prime is 4501123433. The reversal of 4501123423 is 3243211054.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4501123423 is a prime.

It is a super-2 number, since 2×4501123423² = 40520224138158473858, which contains 22 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 (4501123433) 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, 636393 + ... + 643426.

It is an arithmetic number, because the mean of its divisors is an integer number (1125601690).

Almost surely, 2^4501123423 is an apocalyptic number.

4501123423 is a deficient number, since it is larger than the sum of its proper divisors (1283337).

4501123423 is a wasteful number, since it uses less digits than its factorization.

4501123423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1283336.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 4501123423 is about 67090.4123031004. The cubic root of 4501123423 is about 1651.1010004610.

Adding to 4501123423 its reverse (3243211054), we get a palindrome (7744334477).

The spelling of 4501123423 in words is "four billion, five hundred one million, one hundred twenty-three thousand, four hundred twenty-three".