3431531525 has 12 divisors (see below), whose sum is σ = 4258060800. Its totient is φ = 2743314480.

The previous prime is 3431531497. The next prime is 3431531527. The reversal of 3431531525 is 5251351343.

It is not a de Polignac number, because 3431531525 - 2²⁰ = 3430482949 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3431531491 and 3431531500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3431531527) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10565 + ... + 83514.

It is an arithmetic number, because the mean of its divisors is an integer number (354838400).

Almost surely, 2^3431531525 is an apocalyptic number.

It is an amenable number.

3431531525 is a deficient number, since it is larger than the sum of its proper divisors (826529275).

3431531525 is a wasteful number, since it uses less digits than its factorization.

3431531525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95548 (or 95543 counting only the distinct ones).

The product of its digits is 27000, while the sum is 32.

The square root of 3431531525 is about 58579.2755588527. The cubic root of 3431531525 is about 1508.3287102070.

Adding to 3431531525 its reverse (5251351343), we get a palindrome (8682882868).

The spelling of 3431531525 in words is "three billion, four hundred thirty-one million, five hundred thirty-one thousand, five hundred twenty-five".