4542123 has 8 divisors (see below), whose sum is σ = 6071248. Its totient is φ = 3020544.

The previous prime is 4542119. The next prime is 4542143. The reversal of 4542123 is 3212454.

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

It is not a de Polignac number, because 4542123 - 2² = 4542119 is a prime.

It is a Duffinian number.

4542123 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 4542123.

It is not an unprimeable number, because it can be changed into a prime (4542113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 286 + ... + 3027.

It is an arithmetic number, because the mean of its divisors is an integer number (758906).

Almost surely, 2^4542123 is an apocalyptic number.

4542123 is a deficient number, since it is larger than the sum of its proper divisors (1529125).

4542123 is a wasteful number, since it uses less digits than its factorization.

4542123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3773.

The product of its digits is 960, while the sum is 21.

The square root of 4542123 is about 2131.2257036738. The cubic root of 4542123 is about 165.6099007476.

Adding to 4542123 its reverse (3212454), we get a palindrome (7754577).

The spelling of 4542123 in words is "four million, five hundred forty-two thousand, one hundred twenty-three".