42534103 has 12 divisors (see below), whose sum is σ = 45674280. Its totient is φ = 39592656.

The previous prime is 42534091. The next prime is 42534131. The reversal of 42534103 is 30143524.

It is not a de Polignac number, because 42534103 - 2⁵ = 42534071 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42504103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20301 + ... + 22297.

It is an arithmetic number, because the mean of its divisors is an integer number (3806190).

Almost surely, 2^42534103 is an apocalyptic number.

42534103 is a deficient number, since it is larger than the sum of its proper divisors (3140177).

42534103 is a wasteful number, since it uses less digits than its factorization.

42534103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2094 (or 2075 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 42534103 is about 6521.8174614137. The cubic root of 42534103 is about 349.0699197355.

Adding to 42534103 its reverse (30143524), we get a palindrome (72677627).

The spelling of 42534103 in words is "forty-two million, five hundred thirty-four thousand, one hundred three".