2001401132 has 6 divisors (see below), whose sum is σ = 3502451988. Its totient is φ = 1000700564.

The previous prime is 2001401131. The next prime is 2001401191. The reversal of 2001401132 is 2311041002.

It is not an unprimeable number, because it can be changed into a prime (2001401131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250175138 + ... + 250175145.

It is an arithmetic number, because the mean of its divisors is an integer number (583741998).

Almost surely, 2^2001401132 is an apocalyptic number.

It is an amenable number.

2001401132 is a deficient number, since it is larger than the sum of its proper divisors (1501050856).

2001401132 is a wasteful number, since it uses less digits than its factorization.

2001401132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500350287 (or 500350285 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 2001401132 is about 44737.0219393290. The cubic root of 2001401132 is about 1260.2152004983.

Adding to 2001401132 its reverse (2311041002), we get a palindrome (4312442134).

The spelling of 2001401132 in words is "two billion, one million, four hundred one thousand, one hundred thirty-two".