1138094139 has 24 divisors (see below), whose sum is σ = 1900995600. Its totient is φ = 600312384.

The previous prime is 1138094123. The next prime is 1138094147. The reversal of 1138094139 is 9314908311.

It is a happy number.

It is not a de Polignac number, because 1138094139 - 2⁴ = 1138094123 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a junction number, because it is equal to n+sod(n) for n = 1138094097 and 1138094106.

It is not an unprimeable number, because it can be changed into a prime (1138094939) 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 23 ways as a sum of consecutive naturals, for example, 295864 + ... + 299685.

It is an arithmetic number, because the mean of its divisors is an integer number (79208150).

Almost surely, 2^1138094139 is an apocalyptic number.

1138094139 is a deficient number, since it is larger than the sum of its proper divisors (762901461).

1138094139 is a wasteful number, since it uses less digits than its factorization.

1138094139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 595579 (or 595572 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 39.

The square root of 1138094139 is about 33735.6508607734. The cubic root of 1138094139 is about 1044.0614541195.

The spelling of 1138094139 in words is "one billion, one hundred thirty-eight million, ninety-four thousand, one hundred thirty-nine".