3117347 has 4 divisors (see below), whose sum is σ = 3122496. Its totient is φ = 3112200.

The previous prime is 3117299. The next prime is 3117421. The reversal of 3117347 is 7437113.

3117347 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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-3117347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3117847) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1523 + ... + 2924.

It is an arithmetic number, because the mean of its divisors is an integer number (780624).

Almost surely, 2^3117347 is an apocalyptic number.

3117347 is a deficient number, since it is larger than the sum of its proper divisors (5149).

3117347 is an equidigital number, since it uses as much as digits as its factorization.

3117347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5148.

The product of its digits is 1764, while the sum is 26.

The square root of 3117347 is about 1765.6010308108. The cubic root of 3117347 is about 146.0814426448.

The spelling of 3117347 in words is "three million, one hundred seventeen thousand, three hundred forty-seven".