3420134405 has 8 divisors (see below), whose sum is σ = 4215084792. Its totient is φ = 2662158528.

The previous prime is 3420134383. The next prime is 3420134441. The reversal of 3420134405 is 5044310243.

3420134405 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 512660164 + 2907474241 = 22642^2 + 53921^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3420134405 - 2²⁴ = 3403357189 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9243422 + ... + 9243791.

It is an arithmetic number, because the mean of its divisors is an integer number (526885599).

Almost surely, 2^3420134405 is an apocalyptic number.

It is an amenable number.

3420134405 is a deficient number, since it is larger than the sum of its proper divisors (794950387).

3420134405 is a wasteful number, since it uses less digits than its factorization.

3420134405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18487255.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 3420134405 is about 58481.9151960672. The cubic root of 3420134405 is about 1506.6569911264.

Adding to 3420134405 its reverse (5044310243), we get a palindrome (8464444648).

The spelling of 3420134405 in words is "three billion, four hundred twenty million, one hundred thirty-four thousand, four hundred five".