9925953271 has 16 divisors (see below), whose sum is σ = 11040583680. Its totient is φ = 8861816160.

The previous prime is 9925953269. The next prime is 9925953281. The reversal of 9925953271 is 1723595299.

It is a cyclic number.

It is not a de Polignac number, because 9925953271 - 2¹ = 9925953269 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 (9925953211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 825420 + ... + 837358.

It is an arithmetic number, because the mean of its divisors is an integer number (690036480).

Almost surely, 2^9925953271 is an apocalyptic number.

9925953271 is a deficient number, since it is larger than the sum of its proper divisors (1114630409).

9925953271 is a wasteful number, since it uses less digits than its factorization.

9925953271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14046.

The product of its digits is 1530900, while the sum is 52.

The square root of 9925953271 is about 99629.0784409853. The cubic root of 9925953271 is about 2149.1038826176.

The spelling of 9925953271 in words is "nine billion, nine hundred twenty-five million, nine hundred fifty-three thousand, two hundred seventy-one".