84281063 has 2 divisors, whose sum is σ = 84281064. Its totient is φ = 84281062.

The previous prime is 84281051. The next prime is 84281081. The reversal of 84281063 is 36018248.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 84281063 - 2¹⁰ = 84280039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84241063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42140531 + 42140532.

It is an arithmetic number, because the mean of its divisors is an integer number (42140532).

Almost surely, 2^84281063 is an apocalyptic number.

84281063 is a deficient number, since it is larger than the sum of its proper divisors (1).

84281063 is an equidigital number, since it uses as much as digits as its factorization.

84281063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9216, while the sum is 32.

The square root of 84281063 is about 9180.4718288332. The cubic root of 84281063 is about 438.4398308349.

The spelling of 84281063 in words is "eighty-four million, two hundred eighty-one thousand, sixty-three".