42103501 has 8 divisors (see below), whose sum is σ = 47928384. Its totient is φ = 36611520.

The previous prime is 42103471. The next prime is 42103511. The reversal of 42103501 is 10530124.

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

It is not a de Polignac number, because 42103501 - 2⁵ = 42103469 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 (42103511) 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, 82956 + ... + 83461.

It is an arithmetic number, because the mean of its divisors is an integer number (5991048).

Almost surely, 2^42103501 is an apocalyptic number.

It is an amenable number.

42103501 is a deficient number, since it is larger than the sum of its proper divisors (5824883).

42103501 is a wasteful number, since it uses less digits than its factorization.

42103501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166451.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 42103501 is about 6488.7210604248. The cubic root of 42103501 is about 347.8879637804.

Adding to 42103501 its reverse (10530124), we get a palindrome (52633625).

The spelling of 42103501 in words is "forty-two million, one hundred three thousand, five hundred one".