11111159590 has 16 divisors (see below), whose sum is σ = 20016761760. Its totient is φ = 4440758400.

The previous prime is 11111159567. The next prime is 11111159599. The reversal of 11111159590 is 9595111111.

11111159590 is digitally balanced in base 2 and base 5, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11111159599) 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 7 ways as a sum of consecutive naturals, for example, 450570 + ... + 474589.

It is an arithmetic number, because the mean of its divisors is an integer number (1251047610).

Almost surely, 2^11111159590 is an apocalyptic number.

11111159590 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11111159590 is a deficient number, since it is larger than the sum of its proper divisors (8905602170).

11111159590 is a wasteful number, since it uses less digits than its factorization.

11111159590 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 926367.

The product of its (nonzero) digits is 2025, while the sum is 34.

The spelling of 11111159590 in words is "eleven billion, one hundred eleven million, one hundred fifty-nine thousand, five hundred ninety".