1325330143 has 2 divisors, whose sum is σ = 1325330144. Its totient is φ = 1325330142.

The previous prime is 1325330099. The next prime is 1325330147. The reversal of 1325330143 is 3410335231.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1325330143 - 2⁹ = 1325329631 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1325330147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 662665071 + 662665072.

It is an arithmetic number, because the mean of its divisors is an integer number (662665072).

Almost surely, 2^1325330143 is an apocalyptic number.

1325330143 is a deficient number, since it is larger than the sum of its proper divisors (1).

1325330143 is an equidigital number, since it uses as much as digits as its factorization.

1325330143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 25.

The square root of 1325330143 is about 36405.0840268224. The cubic root of 1325330143 is about 1098.4358327779.

Adding to 1325330143 its reverse (3410335231), we get a palindrome (4735665374).

The spelling of 1325330143 in words is "one billion, three hundred twenty-five million, three hundred thirty thousand, one hundred forty-three".