42103263 has 4 divisors (see below), whose sum is σ = 56137688. Its totient is φ = 28068840.

The previous prime is 42103249. The next prime is 42103267. The reversal of 42103263 is 36230124.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 42103263 - 2⁵ = 42103231 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 (42103267) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7017208 + ... + 7017213.

It is an arithmetic number, because the mean of its divisors is an integer number (14034422).

Almost surely, 2^42103263 is an apocalyptic number.

42103263 is a deficient number, since it is larger than the sum of its proper divisors (14034425).

42103263 is a wasteful number, since it uses less digits than its factorization.

42103263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14034424.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 42103263 is about 6488.7027208834. The cubic root of 42103263 is about 347.8873082729.

Adding to 42103263 its reverse (36230124), we get a palindrome (78333387).

The spelling of 42103263 in words is "forty-two million, one hundred three thousand, two hundred sixty-three".