42113203 has 6 divisors (see below), whose sum is σ = 46289852. Its totient is φ = 38284620.

The previous prime is 42113173. The next prime is 42113219. The reversal of 42113203 is 30231124.

It is a happy number.

It is not a de Polignac number, because 42113203 - 2¹⁷ = 41982131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42113293) 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 5 ways as a sum of consecutive naturals, for example, 173901 + ... + 174142.

Almost surely, 2^42113203 is an apocalyptic number.

42113203 is a deficient number, since it is larger than the sum of its proper divisors (4176649).

42113203 is a wasteful number, since it uses less digits than its factorization.

42113203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 348065 (or 348054 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 42113203 is about 6489.4686223142. The cubic root of 42113203 is about 347.9146832513.

Adding to 42113203 its reverse (30231124), we get a palindrome (72344327).

The spelling of 42113203 in words is "forty-two million, one hundred thirteen thousand, two hundred three".