4117147 has 4 divisors (see below), whose sum is σ = 4121640. Its totient is φ = 4112656.

The previous prime is 4117133. The next prime is 4117151. The reversal of 4117147 is 7417114.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 4117147 - 2¹¹ = 4115099 is a prime.

It is a Duffinian number.

4117147 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4117847) 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, 322 + ... + 2887.

It is an arithmetic number, because the mean of its divisors is an integer number (1030410).

Almost surely, 2^4117147 is an apocalyptic number.

4117147 is a deficient number, since it is larger than the sum of its proper divisors (4493).

4117147 is a wasteful number, since it uses less digits than its factorization.

4117147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4492.

The product of its digits is 784, while the sum is 25.

The square root of 4117147 is about 2029.0754052031. The cubic root of 4117147 is about 160.2748790515.

The spelling of 4117147 in words is "four million, one hundred seventeen thousand, one hundred forty-seven".