42003333613 has 2 divisors, whose sum is σ = 42003333614. Its totient is φ = 42003333612.

The previous prime is 42003333601. The next prime is 42003333643. The reversal of 42003333613 is 31633330024.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35554119364 + 6449214249 = 188558^2 + 80307^2 .

It is a cyclic number.

It is not a de Polignac number, because 42003333613 - 2⁹ = 42003333101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42003333643) 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, 21001666806 + 21001666807.

It is an arithmetic number, because the mean of its divisors is an integer number (21001666807).

Almost surely, 2^42003333613 is an apocalyptic number.

It is an amenable number.

42003333613 is a deficient number, since it is larger than the sum of its proper divisors (1).

42003333613 is an equidigital number, since it uses as much as digits as its factorization.

42003333613 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11664, while the sum is 28.

Adding to 42003333613 its reverse (31633330024), we get a palindrome (73636663637).

The spelling of 42003333613 in words is "forty-two billion, three million, three hundred thirty-three thousand, six hundred thirteen".