4542111 has 24 divisors (see below), whose sum is σ = 7941024. Its totient is φ = 2442240.

The previous prime is 4542107. The next prime is 4542113. The reversal of 4542111 is 1112454.

4542111 is a `hidden beast` number, since 454 + 211 + 1 = 666.

It is not a de Polignac number, because 4542111 - 2² = 4542107 is a prime.

It is a congruent number.

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

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1050 + ... + 3191.

It is an arithmetic number, because the mean of its divisors is an integer number (330876).

Almost surely, 2^4542111 is an apocalyptic number.

4542111 is a deficient number, since it is larger than the sum of its proper divisors (3398913).

4542111 is a wasteful number, since it uses less digits than its factorization.

4542111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4271 (or 4268 counting only the distinct ones).

The product of its digits is 160, while the sum is 18.

The square root of 4542111 is about 2131.2228883906. Note that the first 3 decimals coincide. The cubic root of 4542111 is about 165.6097549039.

Adding to 4542111 its reverse (1112454), we get a palindrome (5654565).

The spelling of 4542111 in words is "four million, five hundred forty-two thousand, one hundred eleven".