42544303 has 2 divisors, whose sum is σ = 42544304. Its totient is φ = 42544302.

The previous prime is 42544291. The next prime is 42544309. The reversal of 42544303 is 30344524.

42544303 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42544303 - 2¹³ = 42536111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42544309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21272151 + 21272152.

It is an arithmetic number, because the mean of its divisors is an integer number (21272152).

Almost surely, 2^42544303 is an apocalyptic number.

42544303 is a deficient number, since it is larger than the sum of its proper divisors (1).

42544303 is an equidigital number, since it uses as much as digits as its factorization.

42544303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 25.

The square root of 42544303 is about 6522.5994051452. The cubic root of 42544303 is about 349.0978207087.

Adding to 42544303 its reverse (30344524), we get a palindrome (72888827).

The spelling of 42544303 in words is "forty-two million, five hundred forty-four thousand, three hundred three".