4191125 has 8 divisors (see below), whose sum is σ = 5230680. Its totient is φ = 3352800.

The previous prime is 4191119. The next prime is 4191137. The reversal of 4191125 is 5211914.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 98596 + 4092529 = 314^2 + 2023^2 .

It is not a de Polignac number, because 4191125 - 2¹⁰ = 4190101 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4191125.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16640 + ... + 16889.

It is an arithmetic number, because the mean of its divisors is an integer number (653835).

Almost surely, 2^4191125 is an apocalyptic number.

It is an amenable number.

4191125 is a deficient number, since it is larger than the sum of its proper divisors (1039555).

4191125 is an equidigital number, since it uses as much as digits as its factorization.

4191125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33544 (or 33534 counting only the distinct ones).

The product of its digits is 360, while the sum is 23.

The square root of 4191125 is about 2047.2237298351. The cubic root of 4191125 is about 161.2291401817.

The spelling of 4191125 in words is "four million, one hundred ninety-one thousand, one hundred twenty-five".