84601117 has 2 divisors, whose sum is σ = 84601118. Its totient is φ = 84601116.

The previous prime is 84601109. The next prime is 84601123. The reversal of 84601117 is 71110648.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 67469796 + 17131321 = 8214^2 + 4139^2 .

It is a cyclic number.

It is not a de Polignac number, because 84601117 - 2³ = 84601109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84601217) 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 as a sum of consecutive naturals, namely, 42300558 + 42300559.

It is an arithmetic number, because the mean of its divisors is an integer number (42300559).

Almost surely, 2^84601117 is an apocalyptic number.

It is an amenable number.

84601117 is a deficient number, since it is larger than the sum of its proper divisors (1).

84601117 is an equidigital number, since it uses as much as digits as its factorization.

84601117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1344, while the sum is 28.

The square root of 84601117 is about 9197.8865507246. The cubic root of 84601117 is about 438.9941157674.

The spelling of 84601117 in words is "eighty-four million, six hundred one thousand, one hundred seventeen".