4203125 has 14 divisors (see below), whose sum is σ = 5273370. Its totient is φ = 3350000.

The previous prime is 4203119. The next prime is 4203127. The reversal of 4203125 is 5213024.

It can be written as a sum of positive squares in 7 ways, for example, as 3845521 + 357604 = 1961^2 + 598^2 .

It is not a de Polignac number, because 4203125 - 2⁴ = 4203109 is a prime.

It is a d-powerful number, because it can be written as 4⁶ + 2¹² + 0 + 3 + 1 + 2²² + 5⁴ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4203127) by changing a digit.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 15491 + ... + 15759.

Almost surely, 2^4203125 is an apocalyptic number.

It is an amenable number.

4203125 is a deficient number, since it is larger than the sum of its proper divisors (1070245).

4203125 is an frugal number, since it uses more digits than its factorization.

4203125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299 (or 274 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 4203125 is about 2050.1524333571. The cubic root of 4203125 is about 161.3828702735.

Adding to 4203125 its reverse (5213024), we get a palindrome (9416149).

The spelling of 4203125 in words is "four million, two hundred three thousand, one hundred twenty-five".