84501117 has 16 divisors (see below), whose sum is σ = 125885760. Its totient is φ = 56019600.

The previous prime is 84501083. The next prime is 84501121. The reversal of 84501117 is 71110548.

It is not a de Polignac number, because 84501117 - 2⁷ = 84500989 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84501127) 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 15 ways as a sum of consecutive naturals, for example, 3759 + ... + 13532.

It is an arithmetic number, because the mean of its divisors is an integer number (7867860).

Almost surely, 2^84501117 is an apocalyptic number.

It is an amenable number.

84501117 is a deficient number, since it is larger than the sum of its proper divisors (41384643).

84501117 is a wasteful number, since it uses less digits than its factorization.

84501117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17481 (or 17475 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 27.

The square root of 84501117 is about 9192.4489120147. The cubic root of 84501117 is about 438.8210813319.

The spelling of 84501117 in words is "eighty-four million, five hundred one thousand, one hundred seventeen".