434143525 has 12 divisors (see below), whose sum is σ = 539515072. Its totient is φ = 346555440.

The previous prime is 434143519. The next prime is 434143529. The reversal of 434143525 is 525341434.

It is not a de Polignac number, because 434143525 - 2³ = 434143517 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434143529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7179 + ... + 30328.

Almost surely, 2^434143525 is an apocalyptic number.

It is an amenable number.

434143525 is a deficient number, since it is larger than the sum of its proper divisors (105371547).

434143525 is a wasteful number, since it uses less digits than its factorization.

434143525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37980 (or 37975 counting only the distinct ones).

The product of its digits is 28800, while the sum is 31.

The square root of 434143525 is about 20836.1110814854. Note that the first 3 decimals coincide. The cubic root of 434143525 is about 757.2008788962.

Adding to 434143525 its reverse (525341434), we get a palindrome (959484959).

The spelling of 434143525 in words is "four hundred thirty-four million, one hundred forty-three thousand, five hundred twenty-five".