1042205111135 has 16 divisors (see below), whose sum is σ = 1252929096480. Its totient is φ = 832243507200.

The previous prime is 1042205111111. The next prime is 1042205111141. The reversal of 1042205111135 is 5311115022401.

It is not a de Polignac number, because 1042205111135 - 2⁶ = 1042205111071 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5973011 + ... + 6145019.

It is an arithmetic number, because the mean of its divisors is an integer number (78308068530).

Almost surely, 2^{1042205111135} is an apocalyptic number.

1042205111135 is a deficient number, since it is larger than the sum of its proper divisors (210723985345).

1042205111135 is a wasteful number, since it uses less digits than its factorization.

1042205111135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174218.

The product of its (nonzero) digits is 1200, while the sum is 26.

The spelling of 1042205111135 in words is "one trillion, forty-two billion, two hundred five million, one hundred eleven thousand, one hundred thirty-five".