4131330525 has 72 divisors (see below), whose sum is σ = 8472207744. Its totient is φ = 1885161600.

The previous prime is 4131330487. The next prime is 4131330527. The reversal of 4131330525 is 5250331314.

4131330525 is a `hidden beast` number, since 4 + 1 + 3 + 133 + 0 + 525 = 666.

It is not a de Polignac number, because 4131330525 - 2⁷ = 4131330397 is a prime.

It is a super-3 number, since 3×4131330525³ (a number of 30 digits) contains 333 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4131330527) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 991747 + ... + 995903.

It is an arithmetic number, because the mean of its divisors is an integer number (117669552).

Almost surely, 2^4131330525 is an apocalyptic number.

4131330525 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4131330525 is an abundant number, since it is smaller than the sum of its proper divisors (4340877219).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4131330525 is a wasteful number, since it uses less digits than its factorization.

4131330525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4811 (or 4803 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 4131330525 is about 64275.4270697597. The cubic root of 4131330525 is about 1604.5871649067.

Adding to 4131330525 its reverse (5250331314), we get a palindrome (9381661839).

The spelling of 4131330525 in words is "four billion, one hundred thirty-one million, three hundred thirty thousand, five hundred twenty-five".