4001000133 has 48 divisors (see below), whose sum is σ = 6201152640. Its totient is φ = 2285217792.

The previous prime is 4001000123. The next prime is 4001000137. The reversal of 4001000133 is 3310001004.

It is not a de Polignac number, because 4001000133 - 2⁹ = 4000999621 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4001000137) 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 47 ways as a sum of consecutive naturals, for example, 626008 + ... + 632366.

It is an arithmetic number, because the mean of its divisors is an integer number (129190680).

Almost surely, 2^4001000133 is an apocalyptic number.

It is an amenable number.

4001000133 is a deficient number, since it is larger than the sum of its proper divisors (2200152507).

4001000133 is a wasteful number, since it uses less digits than its factorization.

4001000133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6478 (or 6465 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 4001000133 is about 63253.4594547998. The cubic root of 4001000133 is about 1587.5333419579.

Adding to 4001000133 its reverse (3310001004), we get a palindrome (7311001137).

The spelling of 4001000133 in words is "four billion, one million, one hundred thirty-three", and thus it is an aban number.