1440001132 has 24 divisors (see below), whose sum is σ = 2550955680. Its totient is φ = 711173760.

The previous prime is 1440001117. The next prime is 1440001153. The reversal of 1440001132 is 2311000441.

It is a super-2 number, since 2×1440001132² = 4147206520322562848, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 536578 + ... + 539254.

It is an arithmetic number, because the mean of its divisors is an integer number (106289820).

Almost surely, 2^1440001132 is an apocalyptic number.

It is an amenable number.

1440001132 is a deficient number, since it is larger than the sum of its proper divisors (1110954548).

1440001132 is a wasteful number, since it uses less digits than its factorization.

1440001132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4281 (or 4279 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 1440001132 is about 37947.3468374273. The cubic root of 1440001132 is about 1129.2435305607.

Adding to 1440001132 its reverse (2311000441), we get a palindrome (3751001573).

The spelling of 1440001132 in words is "one billion, four hundred forty million, one thousand, one hundred thirty-two".