1330733 has 2 divisors, whose sum is σ = 1330734. Its totient is φ = 1330732.

The previous prime is 1330727. The next prime is 1330751. The reversal of 1330733 is 3370331.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1304164 + 26569 = 1142^2 + 163^2 .

It is an emirp because it is prime and its reverse (3370331) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1330733 - 2¹⁰ = 1329709 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1330783) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 665366 + 665367.

It is an arithmetic number, because the mean of its divisors is an integer number (665367).

2^1330733 is an apocalyptic number.

It is an amenable number.

1330733 is a deficient number, since it is larger than the sum of its proper divisors (1).

1330733 is an equidigital number, since it uses as much as digits as its factorization.

1330733 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 567, while the sum is 20.

The square root of 1330733 is about 1153.5740114964. The cubic root of 1330733 is about 109.9926441362.

The spelling of 1330733 in words is "one million, three hundred thirty thousand, seven hundred thirty-three".