42317383 has 2 divisors, whose sum is σ = 42317384. Its totient is φ = 42317382.

The previous prime is 42317339. The next prime is 42317399. The reversal of 42317383 is 38371324.

42317383 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 42317383 - 2⁹ = 42316871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42317683) 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, 21158691 + 21158692.

It is an arithmetic number, because the mean of its divisors is an integer number (21158692).

Almost surely, 2^42317383 is an apocalyptic number.

42317383 is a deficient number, since it is larger than the sum of its proper divisors (1).

42317383 is an equidigital number, since it uses as much as digits as its factorization.

42317383 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12096, while the sum is 31.

The square root of 42317383 is about 6505.1812426711. The cubic root of 42317383 is about 348.4760489555.

The spelling of 42317383 in words is "forty-two million, three hundred seventeen thousand, three hundred eighty-three".