91065343 has 2 divisors, whose sum is σ = 91065344. Its totient is φ = 91065342.

The previous prime is 91065341. The next prime is 91065389. The reversal of 91065343 is 34356019.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 91065343 - 2¹ = 91065341 is a prime.

Together with 91065341, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (91065341) 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, 45532671 + 45532672.

It is an arithmetic number, because the mean of its divisors is an integer number (45532672).

Almost surely, 2^91065343 is an apocalyptic number.

91065343 is a deficient number, since it is larger than the sum of its proper divisors (1).

91065343 is an equidigital number, since it uses as much as digits as its factorization.

91065343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9720, while the sum is 31.

The square root of 91065343 is about 9542.8163033771. The cubic root of 91065343 is about 449.9017777394.

The spelling of 91065343 in words is "ninety-one million, sixty-five thousand, three hundred forty-three".