5442123 has 8 divisors (see below), whose sum is σ = 7425088. Its totient is φ = 3543624.

The previous prime is 5442121. The next prime is 5442149. The reversal of 5442123 is 3212445.

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

It is not a de Polignac number, because 5442123 - 2¹ = 5442121 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5442123.

It is not an unprimeable number, because it can be changed into a prime (5442121) 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, 20965 + ... + 21222.

It is an arithmetic number, because the mean of its divisors is an integer number (928136).

Almost surely, 2^5442123 is an apocalyptic number.

5442123 is a deficient number, since it is larger than the sum of its proper divisors (1982965).

5442123 is a wasteful number, since it uses less digits than its factorization.

5442123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42233.

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

The square root of 5442123 is about 2332.8358279142. The cubic root of 5442123 is about 175.8960625122.

Adding to 5442123 its reverse (3212445), we get a palindrome (8654568).

It can be divided in two parts, 5442 and 123, that added together give a triangular number (5565 = T₁₀₅).

The spelling of 5442123 in words is "five million, four hundred forty-two thousand, one hundred twenty-three".