2140981282 has 16 divisors (see below), whose sum is σ = 3504895200. Its totient is φ = 972764640.

The previous prime is 2140981273. The next prime is 2140981363. The reversal of 2140981282 is 2821890412.

It is a happy number.

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, 36694 + ... + 75022.

It is an arithmetic number, because the mean of its divisors is an integer number (219055950).

Almost surely, 2^2140981282 is an apocalyptic number.

2140981282 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2140981282 is a deficient number, since it is larger than the sum of its proper divisors (1363913918).

2140981282 is a wasteful number, since it uses less digits than its factorization.

2140981282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40881.

The product of its (nonzero) digits is 18432, while the sum is 37.

The square root of 2140981282 is about 46270.7389394205. The cubic root of 2140981282 is about 1288.8556809215.

The spelling of 2140981282 in words is "two billion, one hundred forty million, nine hundred eighty-one thousand, two hundred eighty-two".