328833013 has 2 divisors, whose sum is σ = 328833014. Its totient is φ = 328833012.

The previous prime is 328832983. The next prime is 328833031. The reversal of 328833013 is 310338823.

328833013 = 12822² + 12823².

Together with next prime (328833031) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 164429329 + 164403684 = 12823^2 + 12822^2 .

It is an emirp because it is prime and its reverse (310338823) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 328833013 - 2¹⁷ = 328701941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (328833913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164416506 + 164416507.

It is an arithmetic number, because the mean of its divisors is an integer number (164416507).

Almost surely, 2^328833013 is an apocalyptic number.

328833013 is the 12823-rd centered square number.

It is an amenable number.

328833013 is a deficient number, since it is larger than the sum of its proper divisors (1).

328833013 is an equidigital number, since it uses as much as digits as its factorization.

328833013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 328833013 is about 18133.7534173155. The cubic root of 328833013 is about 690.2267776603.

The spelling of 328833013 in words is "three hundred twenty-eight million, eight hundred thirty-three thousand, thirteen".