1115769591291 has 16 divisors (see below), whose sum is σ = 1547774885888. Its totient is φ = 714183220800.

The previous prime is 1115769591271. The next prime is 1115769591379. The reversal of 1115769591291 is 1921959675111.

It is not a de Polignac number, because 1115769591291 - 2⁷ = 1115769591163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1115769591221) 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, 47222530 + ... + 47246151.

It is an arithmetic number, because the mean of its divisors is an integer number (96735930368).

Almost surely, 2^{1115769591291} is an apocalyptic number.

1115769591291 is a deficient number, since it is larger than the sum of its proper divisors (432005294597).

1115769591291 is a wasteful number, since it uses less digits than its factorization.

1115769591291 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94468842.

The product of its digits is 1530900, while the sum is 57.

The spelling of 1115769591291 in words is "one trillion, one hundred fifteen billion, seven hundred sixty-nine million, five hundred ninety-one thousand, two hundred ninety-one".