86854297 has 2 divisors, whose sum is σ = 86854298. Its totient is φ = 86854296.

The previous prime is 86854267. The next prime is 86854303. The reversal of 86854297 is 79245868.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 79995136 + 6859161 = 8944^2 + 2619^2 .

It is a cyclic number.

It is not a de Polignac number, because 86854297 - 2¹⁵ = 86821529 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 86854297.

It is not a weakly prime, because it can be changed into another prime (86854237) 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, 43427148 + 43427149.

It is an arithmetic number, because the mean of its divisors is an integer number (43427149).

Almost surely, 2^86854297 is an apocalyptic number.

It is an amenable number.

86854297 is a deficient number, since it is larger than the sum of its proper divisors (1).

86854297 is an equidigital number, since it uses as much as digits as its factorization.

86854297 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 967680, while the sum is 49.

The square root of 86854297 is about 9319.5652795611. The cubic root of 86854297 is about 442.8572611416.

The spelling of 86854297 in words is "eighty-six million, eight hundred fifty-four thousand, two hundred ninety-seven".