946999853 has 2 divisors, whose sum is σ = 946999854. Its totient is φ = 946999852.

The previous prime is 946999849. The next prime is 946999913. The reversal of 946999853 is 358999649.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 925498084 + 21501769 = 30422^2 + 4637^2 .

It is a cyclic number.

It is not a de Polignac number, because 946999853 - 2² = 946999849 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (946099853) 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, 473499926 + 473499927.

It is an arithmetic number, because the mean of its divisors is an integer number (473499927).

Almost surely, 2^946999853 is an apocalyptic number.

It is an amenable number.

946999853 is a deficient number, since it is larger than the sum of its proper divisors (1).

946999853 is an equidigital number, since it uses as much as digits as its factorization.

946999853 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18895680, while the sum is 62.

The square root of 946999853 is about 30773.3627184291. The cubic root of 946999853 is about 982.0116435972.

The spelling of 946999853 in words is "nine hundred forty-six million, nine hundred ninety-nine thousand, eight hundred fifty-three".