8525297297 has 4 divisors (see below), whose sum is σ = 9300324336. Its totient is φ = 7750270260.

The previous prime is 8525297279. The next prime is 8525297303. The reversal of 8525297297 is 7927925258.

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 8525297297 - 2⁸ = 8525297041 is a prime.

It is a Duffinian number.

8525297297 is a modest number, since divided by 297297 gives 8525 as remainder.

It is not an unprimeable number, because it can be changed into a prime (8525297227) 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, 387513503 + ... + 387513524.

It is an arithmetic number, because the mean of its divisors is an integer number (2325081084).

Almost surely, 2^8525297297 is an apocalyptic number.

It is an amenable number.

8525297297 is a deficient number, since it is larger than the sum of its proper divisors (775027039).

8525297297 is a wasteful number, since it uses less digits than its factorization.

8525297297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 775027038.

The product of its digits is 6350400, while the sum is 56.

The square root of 8525297297 is about 92332.5365025785. The cubic root of 8525297297 is about 2042.8501504948.

The spelling of 8525297297 in words is "eight billion, five hundred twenty-five million, two hundred ninety-seven thousand, two hundred ninety-seven".