3408111869 has 4 divisors (see below), whose sum is σ = 3408569244. Its totient is φ = 3407654496.

The previous prime is 3408111859. The next prime is 3408111877. The reversal of 3408111869 is 9681118043.

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 1441189369 + 1966922500 = 37963^2 + 44350^2 .

It is a cyclic number.

It is not a de Polignac number, because 3408111869 - 2⁴ = 3408111853 is a prime.

It is a super-2 number, since 2×3408111869² = 23230453023237346322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3408111859) 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, 217322 + ... + 232475.

It is an arithmetic number, because the mean of its divisors is an integer number (852142311).

Almost surely, 2^3408111869 is an apocalyptic number.

It is an amenable number.

3408111869 is a deficient number, since it is larger than the sum of its proper divisors (457375).

3408111869 is an equidigital number, since it uses as much as digits as its factorization.

3408111869 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 457374.

The product of its (nonzero) digits is 41472, while the sum is 41.

The square root of 3408111869 is about 58379.0362116402. The cubic root of 3408111869 is about 1504.8895065733.

The spelling of 3408111869 in words is "three billion, four hundred eight million, one hundred eleven thousand, eight hundred sixty-nine".