1159138934489 has 16 divisors (see below), whose sum is σ = 1199300793600. Its totient is φ = 1119549911040.

The previous prime is 1159138934477. The next prime is 1159138934533. The reversal of 1159138934489 is 9844398319511.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1159138934489 is a prime.

It is a super-2 number, since 2×1159138934489² (a number of 25 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (65) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1159138934189) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14559212 + ... + 14638610.

It is an arithmetic number, because the mean of its divisors is an integer number (74956299600).

Almost surely, 2^{1159138934489} is an apocalyptic number.

It is an amenable number.

1159138934489 is a deficient number, since it is larger than the sum of its proper divisors (40161859111).

1159138934489 is a wasteful number, since it uses less digits than its factorization.

1159138934489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83000.

The product of its digits is 33592320, while the sum is 65.

The spelling of 1159138934489 in words is "one trillion, one hundred fifty-nine billion, one hundred thirty-eight million, nine hundred thirty-four thousand, four hundred eighty-nine".