1352250205445 has 4 divisors (see below), whose sum is σ = 1622700246540. Its totient is φ = 1081800164352.

The previous prime is 1352250205433. The next prime is 1352250205447. The reversal of 1352250205445 is 5445020522531.

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

It can be written as a sum of positive squares in 2 ways, for example, as 763681984321 + 588568221124 = 873889^2 + 767182^2 .

It is a cyclic number.

It is not a de Polignac number, because 1352250205445 - 2¹⁸ = 1352249943301 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1352250205399 and 1352250205408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1352250205447) 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, 135225020540 + ... + 135225020549.

It is an arithmetic number, because the mean of its divisors is an integer number (405675061635).

Almost surely, 2^{1352250205445} is an apocalyptic number.

It is an amenable number.

1352250205445 is a deficient number, since it is larger than the sum of its proper divisors (270450041095).

1352250205445 is an equidigital number, since it uses as much as digits as its factorization.

1352250205445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270450041094.

The product of its (nonzero) digits is 240000, while the sum is 38.

Adding to 1352250205445 its reverse (5445020522531), we get a palindrome (6797270727976).

The spelling of 1352250205445 in words is "one trillion, three hundred fifty-two billion, two hundred fifty million, two hundred five thousand, four hundred forty-five".