1111642105379 has 16 divisors (see below), whose sum is σ = 1217120385600. Its totient is φ = 1009152681600.

The previous prime is 1111642105363. The next prime is 1111642105381. The reversal of 1111642105379 is 9735012461111.

It is a cyclic number.

It is not a de Polignac number, because 1111642105379 - 2⁴ = 1111642105363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1111642105279) 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, 2645447 + ... + 3036720.

It is an arithmetic number, because the mean of its divisors is an integer number (76070024100).

Almost surely, 2^{1111642105379} is an apocalyptic number.

1111642105379 is a deficient number, since it is larger than the sum of its proper divisors (105478280221).

1111642105379 is a wasteful number, since it uses less digits than its factorization.

1111642105379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5682430.

The product of its (nonzero) digits is 45360, while the sum is 41.

The spelling of 1111642105379 in words is "one trillion, one hundred eleven billion, six hundred forty-two million, one hundred five thousand, three hundred seventy-nine".