3105345 has 16 divisors (see below), whose sum is σ = 5185152. Its totient is φ = 1584000.

The previous prime is 3105343. The next prime is 3105371. The reversal of 3105345 is 5435013.

It is not a de Polignac number, because 3105345 - 2¹ = 3105343 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3105343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4156 + ... + 4845.

It is an arithmetic number, because the mean of its divisors is an integer number (324072).

Almost surely, 2^3105345 is an apocalyptic number.

It is an amenable number.

3105345 is a deficient number, since it is larger than the sum of its proper divisors (2079807).

3105345 is a wasteful number, since it uses less digits than its factorization.

3105345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9032.

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 3105345 is about 1762.1989104525. The cubic root of 3105345 is about 145.8937270040.

It can be divided in two parts, 3105 and 345, that multiplied together give a square (1071225 = 1035²).

The spelling of 3105345 in words is "three million, one hundred five thousand, three hundred forty-five".