330052145 has 4 divisors (see below), whose sum is σ = 396062580. Its totient is φ = 264041712.

The previous prime is 330052141. The next prime is 330052153. The reversal of 330052145 is 541250033.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 236175424 + 93876721 = 15368^2 + 9689^2 .

It is a cyclic number.

It is not a de Polignac number, because 330052145 - 2² = 330052141 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 330052145.

It is not an unprimeable number, because it can be changed into a prime (330052141) 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 in 3 ways as a sum of consecutive naturals, for example, 33005210 + ... + 33005219.

It is an arithmetic number, because the mean of its divisors is an integer number (99015645).

Almost surely, 2^330052145 is an apocalyptic number.

It is an amenable number.

330052145 is a deficient number, since it is larger than the sum of its proper divisors (66010435).

330052145 is an equidigital number, since it uses as much as digits as its factorization.

330052145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66010434.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 330052145 is about 18167.3373117802. The cubic root of 330052145 is about 691.0787194699.

The spelling of 330052145 in words is "three hundred thirty million, fifty-two thousand, one hundred forty-five".