42541211 has 2 divisors, whose sum is σ = 42541212. Its totient is φ = 42541210.

The previous prime is 42541201. The next prime is 42541229. The reversal of 42541211 is 11214524.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42541211 is a prime.

It is not a weakly prime, because it can be changed into another prime (42541201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21270605 + 21270606.

It is an arithmetic number, because the mean of its divisors is an integer number (21270606).

Almost surely, 2^42541211 is an apocalyptic number.

42541211 is a deficient number, since it is larger than the sum of its proper divisors (1).

42541211 is an equidigital number, since it uses as much as digits as its factorization.

42541211 is an evil number, because the sum of its binary digits is even.

The product of its digits is 320, while the sum is 20.

The square root of 42541211 is about 6522.3623787704. The cubic root of 42541211 is about 349.0893633554.

Adding to 42541211 its reverse (11214524), we get a palindrome (53755735).

The spelling of 42541211 in words is "forty-two million, five hundred forty-one thousand, two hundred eleven".