1121324355779 has 4 divisors (see below), whose sum is σ = 1121326483800. Its totient is φ = 1121322227760.

The previous prime is 1121324355769. The next prime is 1121324355787. The reversal of 1121324355779 is 9775534231211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1121324355779 - 2⁴ = 1121324355763 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1121324355769) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 376172 + ... + 1544070.

It is an arithmetic number, because the mean of its divisors is an integer number (280331620950).

Almost surely, 2^{1121324355779} is an apocalyptic number.

1121324355779 is a deficient number, since it is larger than the sum of its proper divisors (2128021).

1121324355779 is an equidigital number, since it uses as much as digits as its factorization.

1121324355779 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2128020.

The product of its digits is 1587600, while the sum is 50.

The spelling of 1121324355779 in words is "one trillion, one hundred twenty-one billion, three hundred twenty-four million, three hundred fifty-five thousand, seven hundred seventy-nine".