4000001132 has 12 divisors (see below), whose sum is σ = 7004502960. Its totient is φ = 1998714576.

The previous prime is 4000001119. The next prime is 4000001191. The reversal of 4000001132 is 2311000004.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 314483 + ... + 326954.

It is an arithmetic number, because the mean of its divisors is an integer number (583708580).

Almost surely, 2^4000001132 is an apocalyptic number.

It is an amenable number.

4000001132 is a deficient number, since it is larger than the sum of its proper divisors (3004501828).

4000001132 is a wasteful number, since it uses less digits than its factorization.

4000001132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 643000 (or 642998 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 4000001132 is about 63245.5621526127. The cubic root of 4000001132 is about 1587.4012017130.

Adding to 4000001132 its reverse (2311000004), we get a palindrome (6311001136).

The spelling of 4000001132 in words is "four billion, one thousand, one hundred thirty-two".