1111111357959 has 16 divisors (see below), whose sum is σ = 1651349989600. Its totient is φ = 738374315328.

The previous prime is 1111111357927. The next prime is 1111111357963. The reversal of 1111111357959 is 9597531111111.

1111111357959 is a `hidden beast` number, since 1 + 1 + 1 + 1 + 11 + 13 + 579 + 59 = 666.

It is not a de Polignac number, because 1111111357959 - 2⁵ = 1111111357927 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111111357919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65730004 + ... + 65746905.

It is an arithmetic number, because the mean of its divisors is an integer number (103209374350).

Almost surely, 2^{1111111357959} is an apocalyptic number.

1111111357959 is a deficient number, since it is larger than the sum of its proper divisors (540238631641).

1111111357959 is a wasteful number, since it uses less digits than its factorization.

1111111357959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131477231 (or 131477225 counting only the distinct ones).

The product of its digits is 42525, while the sum is 45.

The spelling of 1111111357959 in words is "one trillion, one hundred eleven billion, one hundred eleven million, three hundred fifty-seven thousand, nine hundred fifty-nine".