7133525431 has 6 divisors (see below), whose sum is σ = 7577828360. Its totient is φ = 6713906016.

The previous prime is 7133525411. The next prime is 7133525447. The reversal of 7133525431 is 1345253317.

It is not a de Polignac number, because 7133525431 - 2⁹ = 7133524919 is a prime.

It is a super-2 number, since 2×7133525431² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7133525401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12341451 + ... + 12342028.

Almost surely, 2^7133525431 is an apocalyptic number.

7133525431 is a deficient number, since it is larger than the sum of its proper divisors (444302929).

7133525431 is a wasteful number, since it uses less digits than its factorization.

7133525431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24683513 (or 24683496 counting only the distinct ones).

The product of its digits is 37800, while the sum is 34.

The square root of 7133525431 is about 84460.2002780008. The cubic root of 7133525431 is about 1925.0177481694.

Adding to 7133525431 its reverse (1345253317), we get a palindrome (8478778748).

The spelling of 7133525431 in words is "seven billion, one hundred thirty-three million, five hundred twenty-five thousand, four hundred thirty-one".