1025351254453 has 4 divisors (see below), whose sum is σ = 1025779736268. Its totient is φ = 1024922772640.

The previous prime is 1025351254391. The next prime is 1025351254549. The reversal of 1025351254453 is 3544521535201.

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 55240511089 + 970110743364 = 235033^2 + 984942^2 .

It is a cyclic number.

It is not a de Polignac number, because 1025351254453 - 2³⁷ = 887912300981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1025351294453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 214237318 + ... + 214242103.

It is an arithmetic number, because the mean of its divisors is an integer number (256444934067).

Almost surely, 2^{1025351254453} is an apocalyptic number.

It is an amenable number.

1025351254453 is a deficient number, since it is larger than the sum of its proper divisors (428481815).

1025351254453 is an equidigital number, since it uses as much as digits as its factorization.

1025351254453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 428481814.

The product of its (nonzero) digits is 360000, while the sum is 40.

Adding to 1025351254453 its reverse (3544521535201), we get a palindrome (4569872789654).

The spelling of 1025351254453 in words is "one trillion, twenty-five billion, three hundred fifty-one million, two hundred fifty-four thousand, four hundred fifty-three".