1325109494853 has 64 divisors (see below), whose sum is σ = 2092392268800. Its totient is φ = 827466554880.

The previous prime is 1325109494809. The next prime is 1325109494903. The reversal of 1325109494853 is 3584949015231.

1325109494853 is a `hidden beast` number, since 1 + 3 + 2 + 510 + 9 + 49 + 4 + 85 + 3 = 666.

It is not a de Polignac number, because 1325109494853 - 2⁹ = 1325109494341 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1325109494853.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1325109494153) 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 in 63 ways as a sum of consecutive naturals, for example, 3296676 + ... + 3676722.

It is an arithmetic number, because the mean of its divisors is an integer number (32693629200).

Almost surely, 2^{1325109494853} is an apocalyptic number.

It is an amenable number.

1325109494853 is a deficient number, since it is larger than the sum of its proper divisors (767282773947).

1325109494853 is a wasteful number, since it uses less digits than its factorization.

1325109494853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380219 (or 380213 counting only the distinct ones).

The product of its (nonzero) digits is 4665600, while the sum is 54.

The spelling of 1325109494853 in words is "one trillion, three hundred twenty-five billion, one hundred nine million, four hundred ninety-four thousand, eight hundred fifty-three".