3117005 has 4 divisors (see below), whose sum is σ = 3740412. Its totient is φ = 2493600.

The previous prime is 3116999. The next prime is 3117011. The reversal of 3117005 is 5007113.

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

It is an interprime number because it is at equal distance from previous prime (3116999) and next prime (3117011).

It can be written as a sum of positive squares in 2 ways, for example, as 1283689 + 1833316 = 1133^2 + 1354^2 .

It is not a de Polignac number, because 3117005 - 2⁸ = 3116749 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 311696 + ... + 311705.

It is an arithmetic number, because the mean of its divisors is an integer number (935103).

Almost surely, 2^3117005 is an apocalyptic number.

It is an amenable number.

3117005 is a deficient number, since it is larger than the sum of its proper divisors (623407).

3117005 is an equidigital number, since it uses as much as digits as its factorization.

3117005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 623406.

The product of its (nonzero) digits is 105, while the sum is 17.

The square root of 3117005 is about 1765.5041772819. The cubic root of 3117005 is about 146.0761003157.

The spelling of 3117005 in words is "three million, one hundred seventeen thousand, five".