4391107 has 4 divisors (see below), whose sum is σ = 5018416. Its totient is φ = 3763800.

The previous prime is 4391099. The next prime is 4391131. The reversal of 4391107 is 7011934.

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

It is a cyclic number.

It is not a de Polignac number, because 4391107 - 2³ = 4391099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4391707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 313644 + ... + 313657.

It is an arithmetic number, because the mean of its divisors is an integer number (1254604).

Almost surely, 2^4391107 is an apocalyptic number.

4391107 is a deficient number, since it is larger than the sum of its proper divisors (627309).

4391107 is an equidigital number, since it uses as much as digits as its factorization.

4391107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 627308.

The product of its (nonzero) digits is 756, while the sum is 25.

The square root of 4391107 is about 2095.4968384610. The cubic root of 4391107 is about 163.7537823262.

The spelling of 4391107 in words is "four million, three hundred ninety-one thousand, one hundred seven".