1325453579 has 2 divisors, whose sum is σ = 1325453580. Its totient is φ = 1325453578.

The previous prime is 1325453561. The next prime is 1325453641. The reversal of 1325453579 is 9753545231.

It is a weak prime.

It is an emirp because it is prime and its reverse (9753545231) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1325453579 is a prime.

It is not a weakly prime, because it can be changed into another prime (1325453539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 662726789 + 662726790.

It is an arithmetic number, because the mean of its divisors is an integer number (662726790).

Almost surely, 2^1325453579 is an apocalyptic number.

1325453579 is a deficient number, since it is larger than the sum of its proper divisors (1).

1325453579 is an equidigital number, since it uses as much as digits as its factorization.

1325453579 is an evil number, because the sum of its binary digits is even.

The product of its digits is 567000, while the sum is 44.

The square root of 1325453579 is about 36406.7793000150. The cubic root of 1325453579 is about 1098.4699330402.

The spelling of 1325453579 in words is "one billion, three hundred twenty-five million, four hundred fifty-three thousand, five hundred seventy-nine".