42455183 has 2 divisors, whose sum is σ = 42455184. Its totient is φ = 42455182.

The previous prime is 42455123. The next prime is 42455191. The reversal of 42455183 is 38155424.

42455183 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 a de Polignac number, because none of the positive numbers 2^k-42455183 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42455113) 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, 21227591 + 21227592.

It is an arithmetic number, because the mean of its divisors is an integer number (21227592).

Almost surely, 2^42455183 is an apocalyptic number.

42455183 is a deficient number, since it is larger than the sum of its proper divisors (1).

42455183 is an equidigital number, since it uses as much as digits as its factorization.

42455183 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19200, while the sum is 32.

The square root of 42455183 is about 6515.7641915588. The cubic root of 42455183 is about 348.8538918734.

The spelling of 42455183 in words is "forty-two million, four hundred fifty-five thousand, one hundred eighty-three".