1325513513542 has 8 divisors (see below), whose sum is σ = 2021969766600. Its totient is φ = 651523591344.

The previous prime is 1325513513503. The next prime is 1325513513551. The reversal of 1325513513542 is 2453153155231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1325513513495 and 1325513513504.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 5616582567 + ... + 5616582802.

It is an arithmetic number, because the mean of its divisors is an integer number (252746220825).

Almost surely, 2^{1325513513542} is an apocalyptic number.

1325513513542 is a deficient number, since it is larger than the sum of its proper divisors (696456253058).

1325513513542 is a wasteful number, since it uses less digits than its factorization.

1325513513542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11233165430.

The product of its digits is 270000, while the sum is 40.

Adding to 1325513513542 its reverse (2453153155231), we get a palindrome (3778666668773).

The spelling of 1325513513542 in words is "one trillion, three hundred twenty-five billion, five hundred thirteen million, five hundred thirteen thousand, five hundred forty-two".