4125187 has 4 divisors (see below), whose sum is σ = 4500216. Its totient is φ = 3750160.

The previous prime is 4125181. The next prime is 4125229. The reversal of 4125187 is 7815214.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4125187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4125181) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 187498 + ... + 187519.

It is an arithmetic number, because the mean of its divisors is an integer number (1125054).

Almost surely, 2^4125187 is an apocalyptic number.

4125187 is a deficient number, since it is larger than the sum of its proper divisors (375029).

4125187 is a wasteful number, since it uses less digits than its factorization.

4125187 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375028.

The product of its digits is 2240, while the sum is 28.

The square root of 4125187 is about 2031.0556368549. The cubic root of 4125187 is about 160.3791399336.

The spelling of 4125187 in words is "four million, one hundred twenty-five thousand, one hundred eighty-seven".