4045538133 has 48 divisors (see below), whose sum is σ = 7263424896. Its totient is φ = 2112739200.

The previous prime is 4045538129. The next prime is 4045538141. The reversal of 4045538133 is 3318355404.

4045538133 is a `hidden beast` number, since 40 + 455 + 38 + 133 = 666.

It is not a de Polignac number, because 4045538133 - 2² = 4045538129 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4045538143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 58266 + ... + 107172.

It is an arithmetic number, because the mean of its divisors is an integer number (151321352).

Almost surely, 2^4045538133 is an apocalyptic number.

It is an amenable number.

4045538133 is a deficient number, since it is larger than the sum of its proper divisors (3217886763).

4045538133 is a wasteful number, since it uses less digits than its factorization.

4045538133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49034 (or 49031 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The square root of 4045538133 is about 63604.5449083633. The cubic root of 4045538133 is about 1593.4022755669.

It can be divided in two parts, 404553 and 8133, that added together give a triangular number (412686 = T₉₀₈).

The spelling of 4045538133 in words is "four billion, forty-five million, five hundred thirty-eight thousand, one hundred thirty-three".