42013303 has 2 divisors, whose sum is σ = 42013304. Its totient is φ = 42013302.

The previous prime is 42013297. The next prime is 42013333. The reversal of 42013303 is 30331024.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42013303 - 2⁵ = 42013271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42013333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21006651 + 21006652.

It is an arithmetic number, because the mean of its divisors is an integer number (21006652).

Almost surely, 2^42013303 is an apocalyptic number.

42013303 is a deficient number, since it is larger than the sum of its proper divisors (1).

42013303 is an equidigital number, since it uses as much as digits as its factorization.

42013303 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 16.

The square root of 42013303 is about 6481.7669658821. The cubic root of 42013303 is about 347.6393602832.

Adding to 42013303 its reverse (30331024), we get a palindrome (72344327).

The spelling of 42013303 in words is "forty-two million, thirteen thousand, three hundred three".