3421043125 has 20 divisors (see below), whose sum is σ = 4390503964. Its totient is φ = 2662848000.

The previous prime is 3421043117. The next prime is 3421043159. The reversal of 3421043125 is 5213401243.

It can be written as a sum of positive squares in 10 ways, for example, as 1289743569 + 2131299556 = 35913^2 + 46166^2 .

It is not a de Polignac number, because 3421043125 - 2³ = 3421043117 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3421043125.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 50844 + ... + 97093.

Almost surely, 2^3421043125 is an apocalyptic number.

It is an amenable number.

3421043125 is a deficient number, since it is larger than the sum of its proper divisors (969460839).

3421043125 is an equidigital number, since it uses as much as digits as its factorization.

3421043125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147994 (or 147979 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 3421043125 is about 58489.6839194742. The cubic root of 3421043125 is about 1506.7904174715.

Adding to 3421043125 its reverse (5213401243), we get a palindrome (8634444368).

The spelling of 3421043125 in words is "three billion, four hundred twenty-one million, forty-three thousand, one hundred twenty-five".