42211259 has 2 divisors, whose sum is σ = 42211260. Its totient is φ = 42211258.

The previous prime is 42211219. The next prime is 42211261. The reversal of 42211259 is 95211224.

42211259 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-42211259 is a prime.

It is a Sophie Germain prime.

Together with 42211261, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (42211219) 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, 21105629 + 21105630.

It is an arithmetic number, because the mean of its divisors is an integer number (21105630).

Almost surely, 2^42211259 is an apocalyptic number.

42211259 is a deficient number, since it is larger than the sum of its proper divisors (1).

42211259 is an equidigital number, since it uses as much as digits as its factorization.

42211259 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1440, while the sum is 26.

The square root of 42211259 is about 6497.0192396206. The cubic root of 42211259 is about 348.1845010770.

The spelling of 42211259 in words is "forty-two million, two hundred eleven thousand, two hundred fifty-nine".