2340033281 has 2 divisors, whose sum is σ = 2340033282. Its totient is φ = 2340033280.

The previous prime is 2340033247. The next prime is 2340033299. The reversal of 2340033281 is 1823300432.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2138137600 + 201895681 = 46240^2 + 14209^2 .

It is a cyclic number.

It is not a de Polignac number, because 2340033281 - 2¹⁴ = 2340016897 is a prime.

It is a super-2 number, since 2×2340033281² = 10951511512375249922, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2340033281.

It is not a weakly prime, because it can be changed into another prime (2340033181) 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, 1170016640 + 1170016641.

It is an arithmetic number, because the mean of its divisors is an integer number (1170016641).

Almost surely, 2^2340033281 is an apocalyptic number.

It is an amenable number.

2340033281 is a deficient number, since it is larger than the sum of its proper divisors (1).

2340033281 is an equidigital number, since it uses as much as digits as its factorization.

2340033281 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 2340033281 is about 48373.8904885683. The cubic root of 2340033281 is about 1327.6206882967.

The spelling of 2340033281 in words is "two billion, three hundred forty million, thirty-three thousand, two hundred eighty-one".