5271211525 has 12 divisors (see below), whose sum is σ = 6538024000. Its totient is φ = 4215858480.

The previous prime is 5271211501. The next prime is 5271211529. The reversal of 5271211525 is 5251121725.

It is a happy number.

It is not a de Polignac number, because 5271211525 - 2⁷ = 5271211397 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5271211529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 76756 + ... + 128194.

Almost surely, 2^5271211525 is an apocalyptic number.

It is an amenable number.

5271211525 is a deficient number, since it is larger than the sum of its proper divisors (1266812475).

5271211525 is a wasteful number, since it uses less digits than its factorization.

5271211525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55548 (or 55543 counting only the distinct ones).

The product of its digits is 7000, while the sum is 31.

The square root of 5271211525 is about 72603.1096097130. The cubic root of 5271211525 is about 1740.3508700317.

The spelling of 5271211525 in words is "five billion, two hundred seventy-one million, two hundred eleven thousand, five hundred twenty-five".