86817343 has 2 divisors, whose sum is σ = 86817344. Its totient is φ = 86817342.

The previous prime is 86817323. The next prime is 86817349. The reversal of 86817343 is 34371868.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86817343 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 86817296 and 86817305.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86817349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43408671 + 43408672.

It is an arithmetic number, because the mean of its divisors is an integer number (43408672).

Almost surely, 2^86817343 is an apocalyptic number.

86817343 is a deficient number, since it is larger than the sum of its proper divisors (1).

86817343 is an equidigital number, since it uses as much as digits as its factorization.

86817343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 96768, while the sum is 40.

The square root of 86817343 is about 9317.5824654252. The cubic root of 86817343 is about 442.7944445652.

The spelling of 86817343 in words is "eighty-six million, eight hundred seventeen thousand, three hundred forty-three".