84112663 has 4 divisors (see below), whose sum is σ = 84172240. Its totient is φ = 84053088.

The previous prime is 84112631. The next prime is 84112669. The reversal of 84112663 is 36621148.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 84112663 - 2⁵ = 84112631 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84112669) 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 in 3 ways as a sum of consecutive naturals, for example, 27618 + ... + 30511.

It is an arithmetic number, because the mean of its divisors is an integer number (21043060).

Almost surely, 2^84112663 is an apocalyptic number.

84112663 is a deficient number, since it is larger than the sum of its proper divisors (59577).

84112663 is a wasteful number, since it uses less digits than its factorization.

84112663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59576.

The product of its digits is 6912, while the sum is 31.

The square root of 84112663 is about 9171.2956009497. The cubic root of 84112663 is about 438.1476240434.

The spelling of 84112663 in words is "eighty-four million, one hundred twelve thousand, six hundred sixty-three".