1325004512634 has 24 divisors (see below), whose sum is σ = 3131828848512. Its totient is φ = 401516518920.

The previous prime is 1325004512621. The next prime is 1325004512639. The reversal of 1325004512634 is 4362154005231.

1325004512634 is a `hidden beast` number, since 1 + 3 + 2 + 5 + 0 + 0 + 4 + 5 + 12 + 634 = 666.

It is not an unprimeable number, because it can be changed into a prime (1325004512639) 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 11 ways as a sum of consecutive naturals, for example, 3345970794 + ... + 3345971189.

It is an arithmetic number, because the mean of its divisors is an integer number (130492868688).

Almost surely, 2^{1325004512634} is an apocalyptic number.

1325004512634 is an abundant number, since it is smaller than the sum of its proper divisors (1806824335878).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1325004512634 is a wasteful number, since it uses less digits than its factorization.

1325004512634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6691942002 (or 6691941999 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

Adding to 1325004512634 its reverse (4362154005231), we get a palindrome (5687158517865).

The spelling of 1325004512634 in words is "one trillion, three hundred twenty-five billion, four million, five hundred twelve thousand, six hundred thirty-four".