5431265271 has 16 divisors (see below), whose sum is σ = 8049777120. Its totient is φ = 3619287360.

The previous prime is 5431265269. The next prime is 5431265291. The reversal of 5431265271 is 1725621345.

5431265271 is a `hidden beast` number, since 5 + 4 + 3 + 126 + 527 + 1 = 666.

5431265271 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 5431265271 - 2¹ = 5431265269 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5431265221) 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, 22581 + ... + 106641.

It is an arithmetic number, because the mean of its divisors is an integer number (503111070).

Almost surely, 2^5431265271 is an apocalyptic number.

5431265271 is a deficient number, since it is larger than the sum of its proper divisors (2618511849).

5431265271 is a wasteful number, since it uses less digits than its factorization.

5431265271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86463 (or 86457 counting only the distinct ones).

The product of its digits is 50400, while the sum is 36.

The square root of 5431265271 is about 73697.1184714844. The cubic root of 5431265271 is about 1757.7900627593.

The spelling of 5431265271 in words is "five billion, four hundred thirty-one million, two hundred sixty-five thousand, two hundred seventy-one".