91141343 has 2 divisors, whose sum is σ = 91141344. Its totient is φ = 91141342.

The previous prime is 91141321. The next prime is 91141441. The reversal of 91141343 is 34314119.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 91141343 - 2¹⁰ = 91140319 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (91141243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45570671 + 45570672.

It is an arithmetic number, because the mean of its divisors is an integer number (45570672).

Almost surely, 2^91141343 is an apocalyptic number.

91141343 is a deficient number, since it is larger than the sum of its proper divisors (1).

91141343 is an equidigital number, since it uses as much as digits as its factorization.

91141343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1296, while the sum is 26.

The square root of 91141343 is about 9546.7975258722. The cubic root of 91141343 is about 450.0269004495.

The spelling of 91141343 in words is "ninety-one million, one hundred forty-one thousand, three hundred forty-three".