85134713 has 2 divisors, whose sum is σ = 85134714. Its totient is φ = 85134712.

The previous prime is 85134703. The next prime is 85134733. The reversal of 85134713 is 31743158.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 60403984 + 24730729 = 7772^2 + 4973^2 .

It is a cyclic number.

It is not a de Polignac number, because 85134713 - 2⁴ = 85134697 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 85134713.

It is not a weakly prime, because it can be changed into another prime (85134703) 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, 42567356 + 42567357.

It is an arithmetic number, because the mean of its divisors is an integer number (42567357).

Almost surely, 2^85134713 is an apocalyptic number.

It is an amenable number.

85134713 is a deficient number, since it is larger than the sum of its proper divisors (1).

85134713 is an equidigital number, since it uses as much as digits as its factorization.

85134713 is an odious number, because the sum of its binary digits is odd.

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

The square root of 85134713 is about 9226.8474030949. The cubic root of 85134713 is about 439.9151230909.

The spelling of 85134713 in words is "eighty-five million, one hundred thirty-four thousand, seven hundred thirteen".