84517133 has 2 divisors, whose sum is σ = 84517134. Its totient is φ = 84517132.

The previous prime is 84517093. The next prime is 84517171. The reversal of 84517133 is 33171548.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 65966884 + 18550249 = 8122^2 + 4307^2 .

It is a cyclic number.

It is not a de Polignac number, because 84517133 - 2¹⁰ = 84516109 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 84517133.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84513133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42258566 + 42258567.

It is an arithmetic number, because the mean of its divisors is an integer number (42258567).

Almost surely, 2^84517133 is an apocalyptic number.

It is an amenable number.

84517133 is a deficient number, since it is larger than the sum of its proper divisors (1).

84517133 is an equidigital number, since it uses as much as digits as its factorization.

84517133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10080, while the sum is 32.

The square root of 84517133 is about 9193.3200205367. The cubic root of 84517133 is about 438.8488037049.

The spelling of 84517133 in words is "eighty-four million, five hundred seventeen thousand, one hundred thirty-three".