1121367573685 has 16 divisors (see below), whose sum is σ = 1362355868160. Its totient is φ = 885958845120.

The previous prime is 1121367573673. The next prime is 1121367573737. The reversal of 1121367573685 is 5863757631211.

It is not a de Polignac number, because 1121367573685 - 2²⁹ = 1120830702773 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 (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 631495 + ... + 1625275.

It is an arithmetic number, because the mean of its divisors is an integer number (85147241760).

Almost surely, 2^{1121367573685} is an apocalyptic number.

It is an amenable number.

1121367573685 is a deficient number, since it is larger than the sum of its proper divisors (240988294475).

1121367573685 is an equidigital number, since it uses as much as digits as its factorization.

1121367573685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 996588.

The product of its digits is 6350400, while the sum is 55.

The spelling of 1121367573685 in words is "one trillion, one hundred twenty-one billion, three hundred sixty-seven million, five hundred seventy-three thousand, six hundred eighty-five".