1323003133 has 2 divisors, whose sum is σ = 1323003134. Its totient is φ = 1323003132.

The previous prime is 1323003107. The next prime is 1323003139. The reversal of 1323003133 is 3313003231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1196260569 + 126742564 = 34587^2 + 11258^2 .

It is a cyclic number.

It is not a de Polignac number, because 1323003133 - 2²¹ = 1320905981 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1323003133.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1323003139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661501566 + 661501567.

It is an arithmetic number, because the mean of its divisors is an integer number (661501567).

Almost surely, 2^1323003133 is an apocalyptic number.

It is an amenable number.

1323003133 is a deficient number, since it is larger than the sum of its proper divisors (1).

1323003133 is an equidigital number, since it uses as much as digits as its factorization.

1323003133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 486, while the sum is 19.

The square root of 1323003133 is about 36373.1100265017. The cubic root of 1323003133 is about 1097.7925795674.

Adding to 1323003133 its reverse (3313003231), we get a palindrome (4636006364).

The spelling of 1323003133 in words is "one billion, three hundred twenty-three million, three thousand, one hundred thirty-three".