11159014542 has 16 divisors (see below), whose sum is σ = 24034800720. Its totient is φ = 3433542912.

The previous prime is 11159014513. The next prime is 11159014543. The reversal of 11159014542 is 24541095111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11159014543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71532067 + ... + 71532222.

It is an arithmetic number, because the mean of its divisors is an integer number (1502175045).

Almost surely, 2^11159014542 is an apocalyptic number.

11159014542 is an abundant number, since it is smaller than the sum of its proper divisors (12875786178).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11159014542 is a wasteful number, since it uses less digits than its factorization.

11159014542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143064307.

The product of its (nonzero) digits is 7200, while the sum is 33.

The spelling of 11159014542 in words is "eleven billion, one hundred fifty-nine million, fourteen thousand, five hundred forty-two".