2025520453 has 16 divisors (see below), whose sum is σ = 2235412800. Its totient is φ = 1820044800.

The previous prime is 2025520391. The next prime is 2025520487. The reversal of 2025520453 is 3540255202.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2025520453 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 (2025520753) 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, 342901 + ... + 348757.

It is an arithmetic number, because the mean of its divisors is an integer number (139713300).

Almost surely, 2^2025520453 is an apocalyptic number.

It is an amenable number.

2025520453 is a deficient number, since it is larger than the sum of its proper divisors (209892347).

2025520453 is a wasteful number, since it uses less digits than its factorization.

2025520453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6228.

The product of its (nonzero) digits is 12000, while the sum is 28.

The square root of 2025520453 is about 45005.7824395932. The cubic root of 2025520453 is about 1265.2573755969.

Adding to 2025520453 its reverse (3540255202), we get a palindrome (5565775655).

The spelling of 2025520453 in words is "two billion, twenty-five million, five hundred twenty thousand, four hundred fifty-three".