8525240453 has 4 divisors (see below), whose sum is σ = 8528875200. Its totient is φ = 8521605708.

The previous prime is 8525240419. The next prime is 8525240483. The reversal of 8525240453 is 3540425258.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 8525240453 - 2⁶ = 8525240389 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8525240483) 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, 1813853 + ... + 1818546.

It is an arithmetic number, because the mean of its divisors is an integer number (2132218800).

Almost surely, 2^8525240453 is an apocalyptic number.

It is an amenable number.

8525240453 is a deficient number, since it is larger than the sum of its proper divisors (3634747).

8525240453 is a wasteful number, since it uses less digits than its factorization.

8525240453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3634746.

The product of its (nonzero) digits is 192000, while the sum is 38.

The square root of 8525240453 is about 92332.2286799144. The cubic root of 8525240453 is about 2042.8456101240.

The spelling of 8525240453 in words is "eight billion, five hundred twenty-five million, two hundred forty thousand, four hundred fifty-three".