123325543 has 16 divisors (see below), whose sum is σ = 137728800. Its totient is φ = 109486080.

The previous prime is 123325529. The next prime is 123325567. The reversal of 123325543 is 345523321.

It is not a de Polignac number, because 123325543 - 2⁹ = 123325031 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123325583) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86823 + ... + 88231.

It is an arithmetic number, because the mean of its divisors is an integer number (8608050).

Almost surely, 2^123325543 is an apocalyptic number.

123325543 is a deficient number, since it is larger than the sum of its proper divisors (14403257).

123325543 is a wasteful number, since it uses less digits than its factorization.

123325543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1602.

The product of its digits is 10800, while the sum is 28.

The square root of 123325543 is about 11105.2034200189. The cubic root of 123325543 is about 497.7573467184.

Adding to 123325543 its reverse (345523321), we get a palindrome (468848864).

The spelling of 123325543 in words is "one hundred twenty-three million, three hundred twenty-five thousand, five hundred forty-three".