243160033 has 2 divisors, whose sum is σ = 243160034. Its totient is φ = 243160032.

The previous prime is 243160013. The next prime is 243160051. The reversal of 243160033 is 330061342.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 209438784 + 33721249 = 14472^2 + 5807^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-243160033 is a prime.

It is a super-2 number, since 2×243160033² = 118253603297122178, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 243159986 and 243160013.

It is not a weakly prime, because it can be changed into another prime (243160003) 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, 121580016 + 121580017.

It is an arithmetic number, because the mean of its divisors is an integer number (121580017).

Almost surely, 2^243160033 is an apocalyptic number.

It is an amenable number.

243160033 is a deficient number, since it is larger than the sum of its proper divisors (1).

243160033 is an equidigital number, since it uses as much as digits as its factorization.

243160033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 243160033 is about 15593.5894841438. The cubic root of 243160033 is about 624.1621053541.

The spelling of 243160033 in words is "two hundred forty-three million, one hundred sixty thousand, thirty-three".