1325051460641 has 2 divisors, whose sum is σ = 1325051460642. Its totient is φ = 1325051460640.

The previous prime is 1325051460637. The next prime is 1325051460661. The reversal of 1325051460641 is 1460641505231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 738748845025 + 586302615616 = 859505^2 + 765704^2 .

It is a cyclic number.

It is not a de Polignac number, because 1325051460641 - 2² = 1325051460637 is a prime.

It is a super-2 number, since 2×1325051460641² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1325051460595 and 1325051460604.

It is not a weakly prime, because it can be changed into another prime (1325051460611) 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, 662525730320 + 662525730321.

It is an arithmetic number, because the mean of its divisors is an integer number (662525730321).

Almost surely, 2^{1325051460641} is an apocalyptic number.

It is an amenable number.

1325051460641 is a deficient number, since it is larger than the sum of its proper divisors (1).

1325051460641 is an equidigital number, since it uses as much as digits as its factorization.

1325051460641 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 86400, while the sum is 38.

Adding to 1325051460641 its reverse (1460641505231), we get a palindrome (2785692965872).

The spelling of 1325051460641 in words is "one trillion, three hundred twenty-five billion, fifty-one million, four hundred sixty thousand, six hundred forty-one".