4204121434 has 4 divisors (see below), whose sum is σ = 6306182154. Its totient is φ = 2102060716.

The previous prime is 4204121429. The next prime is 4204121443. The reversal of 4204121434 is 4341214024.

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

It can be written as a sum of positive squares in only one way, i.e., 3925398409 + 278723025 = 62653^2 + 16695^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4204121399 and 4204121408.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1051030357 + ... + 1051030360.

Almost surely, 2^4204121434 is an apocalyptic number.

4204121434 is a deficient number, since it is larger than the sum of its proper divisors (2102060720).

4204121434 is a wasteful number, since it uses less digits than its factorization.

4204121434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2102060719.

The product of its (nonzero) digits is 3072, while the sum is 25.

The square root of 4204121434 is about 64839.1967408604. The cubic root of 4204121434 is about 1613.9562226737.

Adding to 4204121434 its reverse (4341214024), we get a palindrome (8545335458).

The spelling of 4204121434 in words is "four billion, two hundred four million, one hundred twenty-one thousand, four hundred thirty-four".