191480833 has 2 divisors, whose sum is σ = 191480834. Its totient is φ = 191480832.

The previous prime is 191480797. The next prime is 191480837. The reversal of 191480833 is 338084191.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 187607809 + 3873024 = 13697^2 + 1968^2 .

It is a cyclic number.

It is not a de Polignac number, because 191480833 - 2⁹ = 191480321 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 191480792 and 191480801.

It is not a weakly prime, because it can be changed into another prime (191480837) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95740416 + 95740417.

It is an arithmetic number, because the mean of its divisors is an integer number (95740417).

Almost surely, 2^191480833 is an apocalyptic number.

It is an amenable number.

191480833 is a deficient number, since it is larger than the sum of its proper divisors (1).

191480833 is an equidigital number, since it uses as much as digits as its factorization.

191480833 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 37.

The square root of 191480833 is about 13837.6599539084. The cubic root of 191480833 is about 576.3793807015.

The spelling of 191480833 in words is "one hundred ninety-one million, four hundred eighty thousand, eight hundred thirty-three".