1140281908 has 12 divisors (see below), whose sum is σ = 2029315680. Its totient is φ = 560477432.

The previous prime is 1140281881. The next prime is 1140281917. The reversal of 1140281908 is 8091820411.

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, 2415616 + ... + 2416087.

It is an arithmetic number, because the mean of its divisors is an integer number (169109640).

Almost surely, 2^1140281908 is an apocalyptic number.

It is an amenable number.

1140281908 is a deficient number, since it is larger than the sum of its proper divisors (889033772).

1140281908 is a wasteful number, since it uses less digits than its factorization.

1140281908 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4831766 (or 4831764 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 34.

The square root of 1140281908 is about 33768.0604713981. The cubic root of 1140281908 is about 1044.7300289301.

The spelling of 1140281908 in words is "one billion, one hundred forty million, two hundred eighty-one thousand, nine hundred eight".