995327189 has 2 divisors, whose sum is σ = 995327190. Its totient is φ = 995327188.

The previous prime is 995327171. The next prime is 995327219. The reversal of 995327189 is 981723599.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 781202500 + 214124689 = 27950^2 + 14633^2 .

It is a cyclic number.

It is not a de Polignac number, because 995327189 - 2¹⁶ = 995261653 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 995327189.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (995327159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 497663594 + 497663595.

It is an arithmetic number, because the mean of its divisors is an integer number (497663595).

Almost surely, 2^995327189 is an apocalyptic number.

It is an amenable number.

995327189 is a deficient number, since it is larger than the sum of its proper divisors (1).

995327189 is an equidigital number, since it uses as much as digits as its factorization.

995327189 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1224720, while the sum is 53.

The square root of 995327189 is about 31548.8064591991. The cubic root of 995327189 is about 998.4399638862.

The spelling of 995327189 in words is "nine hundred ninety-five million, three hundred twenty-seven thousand, one hundred eighty-nine".