1138389759321 has 16 divisors (see below), whose sum is σ = 1583882228736. Its totient is φ = 725913381776.

The previous prime is 1138389759301. The next prime is 1138389759371. The reversal of 1138389759321 is 1239579838311.

It is a cyclic number.

It is not a de Polignac number, because 1138389759321 - 2⁶ = 1138389759257 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1138389759301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3406516 + ... + 3725738.

It is an arithmetic number, because the mean of its divisors is an integer number (98992639296).

Almost surely, 2^{1138389759321} is an apocalyptic number.

It is an amenable number.

1138389759321 is a deficient number, since it is larger than the sum of its proper divisors (445492469415).

1138389759321 is a wasteful number, since it uses less digits than its factorization.

1138389759321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370932.

The product of its digits is 9797760, while the sum is 60.

The spelling of 1138389759321 in words is "one trillion, one hundred thirty-eight billion, three hundred eighty-nine million, seven hundred fifty-nine thousand, three hundred twenty-one".