91083043 has 2 divisors, whose sum is σ = 91083044. Its totient is φ = 91083042.

The previous prime is 91083037. The next prime is 91083071. The reversal of 91083043 is 34038019.

It is an a-pointer prime, because the next prime (91083071) can be obtained adding 91083043 to its sum of digits (28).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 91083043 - 2⁹ = 91082531 is a prime.

It is a super-2 number, since 2×91083043² = 16592241444279698, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (91083023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45541521 + 45541522.

It is an arithmetic number, because the mean of its divisors is an integer number (45541522).

Almost surely, 2^91083043 is an apocalyptic number.

91083043 is a deficient number, since it is larger than the sum of its proper divisors (1).

91083043 is an equidigital number, since it uses as much as digits as its factorization.

91083043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 91083043 is about 9543.7436574963. The cubic root of 91083043 is about 449.9309243768.

The spelling of 91083043 in words is "ninety-one million, eighty-three thousand, forty-three".