91199483 has 2 divisors, whose sum is σ = 91199484. Its totient is φ = 91199482.

The previous prime is 91199477. The next prime is 91199501. The reversal of 91199483 is 38499119.

91199483 is nontrivially palindromic in base 15.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 91199483 - 2⁶ = 91199419 is a prime.

It is not a weakly prime, because it can be changed into another prime (91199083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45599741 + 45599742.

It is an arithmetic number, because the mean of its divisors is an integer number (45599742).

Almost surely, 2^91199483 is an apocalyptic number.

91199483 is a deficient number, since it is larger than the sum of its proper divisors (1).

91199483 is an equidigital number, since it uses as much as digits as its factorization.

91199483 is an evil number, because the sum of its binary digits is even.

The product of its digits is 69984, while the sum is 44.

The square root of 91199483 is about 9549.8420405785. The cubic root of 91199483 is about 450.1225723716.

The spelling of 91199483 in words is "ninety-one million, one hundred ninety-nine thousand, four hundred eighty-three".