1325251251441 has 40 divisors (see below), whose sum is σ = 2132305560000. Its totient is φ = 815414944608.

The previous prime is 1325251251437. The next prime is 1325251251451. The reversal of 1325251251441 is 1441521525231.

1325251251441 is a `hidden beast` number, since 1 + 3 + 2 + 52 + 51 + 2 + 514 + 41 = 666.

It is not a de Polignac number, because 1325251251441 - 2² = 1325251251437 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1325251251396 and 1325251251405.

It is not an unprimeable number, because it can be changed into a prime (1325251251431) 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 in 39 ways as a sum of consecutive naturals, for example, 7071060 + ... + 7256058.

It is an arithmetic number, because the mean of its divisors is an integer number (53307639000).

Almost surely, 2^{1325251251441} is an apocalyptic number.

It is an amenable number.

1325251251441 is a deficient number, since it is larger than the sum of its proper divisors (807054308559).

1325251251441 is a wasteful number, since it uses less digits than its factorization.

1325251251441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191827 (or 191818 counting only the distinct ones).

The product of its digits is 48000, while the sum is 36.

Adding to 1325251251441 its reverse (1441521525231), we get a palindrome (2766772776672).

The spelling of 1325251251441 in words is "one trillion, three hundred twenty-five billion, two hundred fifty-one million, two hundred fifty-one thousand, four hundred forty-one".