4109213 has 4 divisors (see below), whose sum is σ = 4250940. Its totient is φ = 3967488.

The previous prime is 4109201. The next prime is 4109227. The reversal of 4109213 is 3129014.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2199289 + 1909924 = 1483^2 + 1382^2 .

It is a cyclic number.

It is not a de Polignac number, because 4109213 - 2⁴ = 4109197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4109233) 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, 70820 + ... + 70877.

It is an arithmetic number, because the mean of its divisors is an integer number (1062735).

Almost surely, 2^4109213 is an apocalyptic number.

It is an amenable number.

4109213 is a deficient number, since it is larger than the sum of its proper divisors (141727).

4109213 is a wasteful number, since it uses less digits than its factorization.

4109213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141726.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 4109213 is about 2027.1193847428. The cubic root of 4109213 is about 160.1718596065.

The spelling of 4109213 in words is "four million, one hundred nine thousand, two hundred thirteen".