84235141 has 2 divisors, whose sum is σ = 84235142. Its totient is φ = 84235140.

The previous prime is 84235133. The next prime is 84235157. The reversal of 84235141 is 14153248.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 51984100 + 32251041 = 7210^2 + 5679^2 .

It is a cyclic number.

It is not a de Polignac number, because 84235141 - 2³ = 84235133 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 (84235241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42117570 + 42117571.

It is an arithmetic number, because the mean of its divisors is an integer number (42117571).

Almost surely, 2^84235141 is an apocalyptic number.

It is an amenable number.

84235141 is a deficient number, since it is larger than the sum of its proper divisors (1).

84235141 is an equidigital number, since it uses as much as digits as its factorization.

84235141 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3840, while the sum is 28.

The square root of 84235141 is about 9177.9704183441. The cubic root of 84235141 is about 438.3601858507.

Adding to 84235141 its reverse (14153248), we get a palindrome (98388389).

It can be divided in two parts, 84 and 235141, that added together give a square (235225 = 485²).

The spelling of 84235141 in words is "eighty-four million, two hundred thirty-five thousand, one hundred forty-one".