199513133 has 2 divisors, whose sum is σ = 199513134. Its totient is φ = 199513132.

The previous prime is 199513087. The next prime is 199513177. The reversal of 199513133 is 331315991.

199513133 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 153313924 + 46199209 = 12382^2 + 6797^2 .

It is a cyclic number.

It is not a de Polignac number, because 199513133 - 2⁸ = 199512877 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 199513093 and 199513102.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (199513183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99756566 + 99756567.

It is an arithmetic number, because the mean of its divisors is an integer number (99756567).

Almost surely, 2^199513133 is an apocalyptic number.

It is an amenable number.

199513133 is a deficient number, since it is larger than the sum of its proper divisors (1).

199513133 is an equidigital number, since it uses as much as digits as its factorization.

199513133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10935, while the sum is 35.

The square root of 199513133 is about 14124.9117873352. The cubic root of 199513133 is about 584.3286261465.

The spelling of 199513133 in words is "one hundred ninety-nine million, five hundred thirteen thousand, one hundred thirty-three".