42061211 has 2 divisors, whose sum is σ = 42061212. Its totient is φ = 42061210.

The previous prime is 42061207. The next prime is 42061219. The reversal of 42061211 is 11216024.

42061211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42061211 - 2² = 42061207 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42061211.

It is not a weakly prime, because it can be changed into another prime (42061219) 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, 21030605 + 21030606.

It is an arithmetic number, because the mean of its divisors is an integer number (21030606).

Almost surely, 2^42061211 is an apocalyptic number.

42061211 is a deficient number, since it is larger than the sum of its proper divisors (1).

42061211 is an equidigital number, since it uses as much as digits as its factorization.

42061211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 42061211 is about 6485.4615101780. The cubic root of 42061211 is about 347.7714484458.

Adding to 42061211 its reverse (11216024), we get a palindrome (53277235).

The spelling of 42061211 in words is "forty-two million, sixty-one thousand, two hundred eleven".