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12199133 is a prime number
BaseRepresentation
bin101110100010…
…010011011101
3211221210001202
4232202103131
511110333013
61113245245
7205455662
oct56422335
924853052
1012199133
116982431
124103825
1326b182b
141897a69
15110e858
hexba24dd

12199133 has 2 divisors, whose sum is σ = 12199134. Its totient is φ = 12199132.

The previous prime is 12199097. The next prime is 12199147. The reversal of 12199133 is 33199121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11648569 + 550564 = 3413^2 + 742^2 .

It is an emirp because it is prime and its reverse (33199121) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12199133 - 26 = 12199069 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12199096 and 12199105.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12199333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6099566 + 6099567.

It is an arithmetic number, because the mean of its divisors is an integer number (6099567).

Almost surely, 212199133 is an apocalyptic number.

It is an amenable number.

12199133 is a deficient number, since it is larger than the sum of its proper divisors (1).

12199133 is an equidigital number, since it uses as much as digits as its factorization.

12199133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1458, while the sum is 29.

The square root of 12199133 is about 3492.7257264206. The cubic root of 12199133 is about 230.2022983851.

It can be divided in two parts, 121991 and 33, that multiplied together give a triangular number (4025703 = T2837).

The spelling of 12199133 in words is "twelve million, one hundred ninety-nine thousand, one hundred thirty-three".