1325852170831 has 4 divisors (see below), whose sum is σ = 1332721871392. Its totient is φ = 1318982470272.

The previous prime is 1325852170823. The next prime is 1325852170861. The reversal of 1325852170831 is 1380712585231.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1325852170831 - 2³ = 1325852170823 is a prime.

It is a super-2 number, since 2×1325852170831² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1325852170861) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3434849991 + ... + 3434850376.

It is an arithmetic number, because the mean of its divisors is an integer number (333180467848).

Almost surely, 2^{1325852170831} is an apocalyptic number.

1325852170831 is a deficient number, since it is larger than the sum of its proper divisors (6869700561).

1325852170831 is an equidigital number, since it uses as much as digits as its factorization.

1325852170831 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6869700560.

The product of its (nonzero) digits is 403200, while the sum is 46.

The spelling of 1325852170831 in words is "one trillion, three hundred twenty-five billion, eight hundred fifty-two million, one hundred seventy thousand, eight hundred thirty-one".