999246133 has 2 divisors, whose sum is σ = 999246134. Its totient is φ = 999246132.

The previous prime is 999246121. The next prime is 999246163. The reversal of 999246133 is 331642999.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 798797169 + 200448964 = 28263^2 + 14158^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-999246133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (999246163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499623066 + 499623067.

It is an arithmetic number, because the mean of its divisors is an integer number (499623067).

Almost surely, 2^999246133 is an apocalyptic number.

It is an amenable number.

999246133 is a deficient number, since it is larger than the sum of its proper divisors (1).

999246133 is an equidigital number, since it uses as much as digits as its factorization.

999246133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 314928, while the sum is 46.

The square root of 999246133 is about 31610.8546705084. The cubic root of 999246133 is about 999.7486478274.

The spelling of 999246133 in words is "nine hundred ninety-nine million, two hundred forty-six thousand, one hundred thirty-three".