42701111 has 2 divisors, whose sum is σ = 42701112. Its totient is φ = 42701110.

The previous prime is 42701089. The next prime is 42701117. The reversal of 42701111 is 11110724.

42701111 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-42701111 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42701111.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42701117) 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, 21350555 + 21350556.

It is an arithmetic number, because the mean of its divisors is an integer number (21350556).

Almost surely, 2^42701111 is an apocalyptic number.

42701111 is a deficient number, since it is larger than the sum of its proper divisors (1).

42701111 is an equidigital number, since it uses as much as digits as its factorization.

42701111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56, while the sum is 17.

The square root of 42701111 is about 6534.6087105503. The cubic root of 42701111 is about 349.5261915297.

Adding to 42701111 its reverse (11110724), we get a palindrome (53811835).

The spelling of 42701111 in words is "forty-two million, seven hundred one thousand, one hundred eleven".