1325536508253 has 16 divisors (see below), whose sum is σ = 1828387108800. Its totient is φ = 853190486400.

The previous prime is 1325536508237. The next prime is 1325536508393. The reversal of 1325536508253 is 3528056355231.

It is a happy number.

It is not a de Polignac number, because 1325536508253 - 2⁴ = 1325536508237 is a prime.

It is a super-2 number, since 2×1325536508253² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1325536508203) 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 15 ways as a sum of consecutive naturals, for example, 2550753 + ... + 3026121.

It is an arithmetic number, because the mean of its divisors is an integer number (114274194300).

Almost surely, 2^{1325536508253} is an apocalyptic number.

It is an amenable number.

1325536508253 is a deficient number, since it is larger than the sum of its proper divisors (502850600547).

1325536508253 is a wasteful number, since it uses less digits than its factorization.

1325536508253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 507452.

The product of its (nonzero) digits is 3240000, while the sum is 48.

The spelling of 1325536508253 in words is "one trillion, three hundred twenty-five billion, five hundred thirty-six million, five hundred eight thousand, two hundred fifty-three".