4054021135 has 4 divisors (see below), whose sum is σ = 4864825368. Its totient is φ = 3243216904.

The previous prime is 4054021133. The next prime is 4054021151. The reversal of 4054021135 is 5311204504.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 4054021135 - 2¹ = 4054021133 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 (4054021133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 405402109 + ... + 405402118.

It is an arithmetic number, because the mean of its divisors is an integer number (1216206342).

Almost surely, 2^4054021135 is an apocalyptic number.

4054021135 is a deficient number, since it is larger than the sum of its proper divisors (810804233).

4054021135 is an equidigital number, since it uses as much as digits as its factorization.

4054021135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 810804232.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 4054021135 is about 63671.1954890121. The cubic root of 4054021135 is about 1594.5152216915.

Adding to 4054021135 its reverse (5311204504), we get a palindrome (9365225639).

The spelling of 4054021135 in words is "four billion, fifty-four million, twenty-one thousand, one hundred thirty-five".