2140403132 has 12 divisors (see below), whose sum is σ = 4280806320. Its totient is φ = 917315616.

The previous prime is 2140403033. The next prime is 2140403147. The reversal of 2140403132 is 2313040412.

2140403132 is an admirable number.

It is a congruent 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, 38221457 + ... + 38221512.

It is an arithmetic number, because the mean of its divisors is an integer number (356733860).

Almost surely, 2^2140403132 is an apocalyptic number.

It is an amenable number.

2140403132 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2140403132 is a wasteful number, since it uses less digits than its factorization.

2140403132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76442980 (or 76442978 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 2140403132 is about 46264.4910487514. The cubic root of 2140403132 is about 1288.7396563986.

Adding to 2140403132 its reverse (2313040412), we get a palindrome (4453443544).

The spelling of 2140403132 in words is "two billion, one hundred forty million, four hundred three thousand, one hundred thirty-two".