42017103 has 8 divisors (see below), whose sum is σ = 62247600. Its totient is φ = 28011384.

The previous prime is 42017069. The next prime is 42017119. The reversal of 42017103 is 30171024.

It is not a de Polignac number, because 42017103 - 2⁶ = 42017039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42017153) 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, 778068 + ... + 778121.

It is an arithmetic number, because the mean of its divisors is an integer number (7780950).

Almost surely, 2^42017103 is an apocalyptic number.

42017103 is a deficient number, since it is larger than the sum of its proper divisors (20230497).

42017103 is a wasteful number, since it uses less digits than its factorization.

42017103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1556198 (or 1556192 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 18.

The square root of 42017103 is about 6482.0600892000. The cubic root of 42017103 is about 347.6498410092.

Adding to 42017103 its reverse (30171024), we get a palindrome (72188127).

The spelling of 42017103 in words is "forty-two million, seventeen thousand, one hundred three".