3404420121 has 4 divisors (see below), whose sum is σ = 4539226832. Its totient is φ = 2269613412.

The previous prime is 3404420111. The next prime is 3404420143. The reversal of 3404420121 is 1210244043.

3404420121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 3404420121 - 2¹⁰ = 3404419097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3404420101) 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, 567403351 + ... + 567403356.

It is an arithmetic number, because the mean of its divisors is an integer number (1134806708).

Almost surely, 2^3404420121 is an apocalyptic number.

It is an amenable number.

3404420121 is a deficient number, since it is larger than the sum of its proper divisors (1134806711).

3404420121 is a wasteful number, since it uses less digits than its factorization.

3404420121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1134806710.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 3404420121 is about 58347.4088627764. The cubic root of 3404420121 is about 1504.3459328625.

Adding to 3404420121 its reverse (1210244043), we get a palindrome (4614664164).

The spelling of 3404420121 in words is "three billion, four hundred four million, four hundred twenty thousand, one hundred twenty-one".