91159343 has 6 divisors (see below), whose sum is σ = 100200072. Its totient is φ = 82872020.

The previous prime is 91159319. The next prime is 91159349. The reversal of 91159343 is 34395119.

It is not a de Polignac number, because 91159343 - 2⁸ = 91159087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (91159349) 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 in 5 ways as a sum of consecutive naturals, for example, 376571 + ... + 376812.

It is an arithmetic number, because the mean of its divisors is an integer number (16700012).

Almost surely, 2^91159343 is an apocalyptic number.

91159343 is a deficient number, since it is larger than the sum of its proper divisors (9040729).

91159343 is a wasteful number, since it uses less digits than its factorization.

91159343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 753405 (or 753394 counting only the distinct ones).

The product of its digits is 14580, while the sum is 35.

The square root of 91159343 is about 9547.7402038388. The cubic root of 91159343 is about 450.0565245869.

The spelling of 91159343 in words is "ninety-one million, one hundred fifty-nine thousand, three hundred forty-three".