84263141 has 2 divisors, whose sum is σ = 84263142. Its totient is φ = 84263140.

The previous prime is 84263131. The next prime is 84263147. The reversal of 84263141 is 14136248.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 70728100 + 13535041 = 8410^2 + 3679^2 .

It is a cyclic number.

It is not a de Polignac number, because 84263141 - 2²² = 80068837 is a prime.

It is equal to p_4903436 and since 84263141 and 4903436 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84263147) 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, 42131570 + 42131571.

It is an arithmetic number, because the mean of its divisors is an integer number (42131571).

Almost surely, 2^84263141 is an apocalyptic number.

It is an amenable number.

84263141 is a deficient number, since it is larger than the sum of its proper divisors (1).

84263141 is an equidigital number, since it uses as much as digits as its factorization.

84263141 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4608, while the sum is 29.

The square root of 84263141 is about 9179.4956833151. The cubic root of 84263141 is about 438.4087511934.

Adding to 84263141 its reverse (14136248), we get a palindrome (98399389).

The spelling of 84263141 in words is "eighty-four million, two hundred sixty-three thousand, one hundred forty-one".