4051134221 has 16 divisors (see below), whose sum is σ = 4334806080. Its totient is φ = 3772604160.

The previous prime is 4051134209. The next prime is 4051134277. The reversal of 4051134221 is 1224311504.

It is a cyclic number.

It is not a de Polignac number, because 4051134221 - 2¹⁰ = 4051133197 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 (4051134421) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 2168930 + ... + 2170796.

It is an arithmetic number, because the mean of its divisors is an integer number (270925380).

Almost surely, 2^4051134221 is an apocalyptic number.

It is an amenable number.

4051134221 is a deficient number, since it is larger than the sum of its proper divisors (283671859).

4051134221 is a wasteful number, since it uses less digits than its factorization.

4051134221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3164.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 4051134221 is about 63648.5209647483. The cubic root of 4051134221 is about 1594.1366410785.

Adding to 4051134221 its reverse (1224311504), we get a palindrome (5275445725).

The spelling of 4051134221 in words is "four billion, fifty-one million, one hundred thirty-four thousand, two hundred twenty-one".