1323455347 has 2 divisors, whose sum is σ = 1323455348. Its totient is φ = 1323455346.

The previous prime is 1323455327. The next prime is 1323455369. The reversal of 1323455347 is 7435543231.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1323455347 is a prime.

It is a super-3 number, since 3×1323455347³ (a number of 28 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (1323455327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661727673 + 661727674.

It is an arithmetic number, because the mean of its divisors is an integer number (661727674).

Almost surely, 2^1323455347 is an apocalyptic number.

1323455347 is a deficient number, since it is larger than the sum of its proper divisors (1).

1323455347 is an equidigital number, since it uses as much as digits as its factorization.

1323455347 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 151200, while the sum is 37.

The square root of 1323455347 is about 36379.3258183821. The cubic root of 1323455347 is about 1097.9176436759.

Adding to 1323455347 its reverse (7435543231), we get a palindrome (8758998578).

The spelling of 1323455347 in words is "one billion, three hundred twenty-three million, four hundred fifty-five thousand, three hundred forty-seven".