9725205263 has 2 divisors, whose sum is σ = 9725205264. Its totient is φ = 9725205262.

The previous prime is 9725205247. The next prime is 9725205293. The reversal of 9725205263 is 3625025279.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9725205263 - 2⁴ = 9725205247 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9725205263.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9725205293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4862602631 + 4862602632.

It is an arithmetic number, because the mean of its divisors is an integer number (4862602632).

Almost surely, 2^9725205263 is an apocalyptic number.

9725205263 is a deficient number, since it is larger than the sum of its proper divisors (1).

9725205263 is an equidigital number, since it uses as much as digits as its factorization.

9725205263 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 226800, while the sum is 41.

The square root of 9725205263 is about 98616.4553358110. The cubic root of 9725205263 is about 2134.5168728405.

The spelling of 9725205263 in words is "nine billion, seven hundred twenty-five million, two hundred five thousand, two hundred sixty-three".