86743 has 2 divisors, whose sum is σ = 86744. Its totient is φ = 86742.

The previous prime is 86729. The next prime is 86753. The reversal of 86743 is 34768.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 86743 - 2⁵ = 86711 is a prime.

86743 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43371 + 43372.

It is an arithmetic number, because the mean of its divisors is an integer number (43372).

2⁸⁶⁷⁴³ is an apocalyptic number.

86743 is a deficient number, since it is larger than the sum of its proper divisors (1).

86743 is an equidigital number, since it uses as much as digits as its factorization.

86743 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4032, while the sum is 28.

The square root of 86743 is about 294.5216460636. The cubic root of 86743 is about 44.2668017951.

The spelling of 86743 in words is "eighty-six thousand, seven hundred forty-three".