1325888907443 has 2 divisors, whose sum is σ = 1325888907444. Its totient is φ = 1325888907442.

The previous prime is 1325888907353. The next prime is 1325888907451. The reversal of 1325888907443 is 3447098885231.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1325888907443 is a prime.

It is not a weakly prime, because it can be changed into another prime (1325888907943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 662944453721 + 662944453722.

It is an arithmetic number, because the mean of its divisors is an integer number (662944453722).

Almost surely, 2^{1325888907443} is an apocalyptic number.

1325888907443 is a deficient number, since it is larger than the sum of its proper divisors (1).

1325888907443 is an equidigital number, since it uses as much as digits as its factorization.

1325888907443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46448640, while the sum is 62.

The spelling of 1325888907443 in words is "one trillion, three hundred twenty-five billion, eight hundred eighty-eight million, nine hundred seven thousand, four hundred forty-three".