1158039704138 has 8 divisors (see below), whose sum is σ = 1744711801632. Its totient is φ = 576469103596.

The previous prime is 1158039704137. The next prime is 1158039704233. The reversal of 1158039704138 is 8314079308511.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1158039704137) 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, 1275373670 + ... + 1275374577.

It is an arithmetic number, because the mean of its divisors is an integer number (218088975204).

Almost surely, 2^{1158039704138} is an apocalyptic number.

1158039704138 is a deficient number, since it is larger than the sum of its proper divisors (586672097494).

1158039704138 is a wasteful number, since it uses less digits than its factorization.

1158039704138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2550748476.

The product of its (nonzero) digits is 725760, while the sum is 50.

The spelling of 1158039704138 in words is "one trillion, one hundred fifty-eight billion, thirty-nine million, seven hundred four thousand, one hundred thirty-eight".