42331103 has 2 divisors, whose sum is σ = 42331104. Its totient is φ = 42331102.

The previous prime is 42331099. The next prime is 42331111. The reversal of 42331103 is 30113324.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42331103 - 2² = 42331099 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42331603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21165551 + 21165552.

It is an arithmetic number, because the mean of its divisors is an integer number (21165552).

Almost surely, 2^42331103 is an apocalyptic number.

42331103 is a deficient number, since it is larger than the sum of its proper divisors (1).

42331103 is an equidigital number, since it uses as much as digits as its factorization.

42331103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 42331103 is about 6506.2357012331. The cubic root of 42331103 is about 348.5137054648.

Adding to 42331103 its reverse (30113324), we get a palindrome (72444427).

The spelling of 42331103 in words is "forty-two million, three hundred thirty-one thousand, one hundred three".