3030040243 has 2 divisors, whose sum is σ = 3030040244. Its totient is φ = 3030040242.

The previous prime is 3030040207. The next prime is 3030040291. The reversal of 3030040243 is 3420400303.

It is a weak prime.

It is an emirp because it is prime and its reverse (3420400303) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3030040243 is a prime.

It is a super-2 number, since 2×3030040243² = 18362287748398998098, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3030040243.

It is not a weakly prime, because it can be changed into another prime (3000040243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1515020121 + 1515020122.

It is an arithmetic number, because the mean of its divisors is an integer number (1515020122).

Almost surely, 2^3030040243 is an apocalyptic number.

3030040243 is a deficient number, since it is larger than the sum of its proper divisors (1).

3030040243 is an equidigital number, since it uses as much as digits as its factorization.

3030040243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 19.

The square root of 3030040243 is about 55045.8013203550. The cubic root of 3030040243 is about 1447.0475385911.

Adding to 3030040243 its reverse (3420400303), we get a palindrome (6450440546).

The spelling of 3030040243 in words is "three billion, thirty million, forty thousand, two hundred forty-three".