330142441 has 2 divisors, whose sum is σ = 330142442. Its totient is φ = 330142440.

The previous prime is 330142369. The next prime is 330142451. The reversal of 330142441 is 144241033.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 304851600 + 25290841 = 17460^2 + 5029^2 .

It is an emirp because it is prime and its reverse (144241033) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 330142441 - 2¹⁹ = 329618153 is a prime.

It is not a weakly prime, because it can be changed into another prime (330142451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165071220 + 165071221.

It is an arithmetic number, because the mean of its divisors is an integer number (165071221).

Almost surely, 2^330142441 is an apocalyptic number.

It is an amenable number.

330142441 is a deficient number, since it is larger than the sum of its proper divisors (1).

330142441 is an equidigital number, since it uses as much as digits as its factorization.

330142441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 330142441 is about 18169.8222611010. The cubic root of 330142441 is about 691.1417357288.

Adding to 330142441 its reverse (144241033), we get a palindrome (474383474).

The spelling of 330142441 in words is "three hundred thirty million, one hundred forty-two thousand, four hundred forty-one".