4042100133 has 6 divisors (see below), whose sum is σ = 5838589094. Its totient is φ = 2694733416.

The previous prime is 4042100131. The next prime is 4042100191. The reversal of 4042100133 is 3310012404.

It can be written as a sum of positive squares in only one way, i.e., 2938398849 + 1103701284 = 54207^2 + 33222^2 .

It is not a de Polignac number, because 4042100133 - 2¹ = 4042100131 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 (4042100131) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 224561110 + ... + 224561127.

Almost surely, 2^4042100133 is an apocalyptic number.

It is an amenable number.

4042100133 is a deficient number, since it is larger than the sum of its proper divisors (1796488961).

4042100133 is a wasteful number, since it uses less digits than its factorization.

4042100133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 449122243 (or 449122240 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 4042100133 is about 63577.5127934398. The cubic root of 4042100133 is about 1592.9507765417.

Adding to 4042100133 its reverse (3310012404), we get a palindrome (7352112537).

The spelling of 4042100133 in words is "four billion, forty-two million, one hundred thousand, one hundred thirty-three".