1138880716 has 12 divisors (see below), whose sum is σ = 1998957688. Its totient is φ = 567749952.

The previous prime is 1138880713. The next prime is 1138880731. The reversal of 1138880716 is 6170888311.

It is not an unprimeable number, because it can be changed into a prime (1138880713) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 421086 + ... + 423781.

Almost surely, 2^1138880716 is an apocalyptic number.

It is an amenable number.

1138880716 is a deficient number, since it is larger than the sum of its proper divisors (860076972).

1138880716 is a wasteful number, since it uses less digits than its factorization.

1138880716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 845208 (or 845206 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 43.

The square root of 1138880716 is about 33747.3067962467. The cubic root of 1138880716 is about 1044.3019279596.

The spelling of 1138880716 in words is "one billion, one hundred thirty-eight million, eight hundred eighty thousand, seven hundred sixteen".