1121115580356 has 24 divisors (see below), whose sum is σ = 2617039725664. Its totient is φ = 373547568960.

The previous prime is 1121115580313. The next prime is 1121115580379. The reversal of 1121115580356 is 6530855111211.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19673425 + ... + 19730328.

Almost surely, 2^{1121115580356} is an apocalyptic number.

It is an amenable number.

1121115580356 is an abundant number, since it is smaller than the sum of its proper divisors (1495924145308).

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

1121115580356 is a wasteful number, since it uses less digits than its factorization.

1121115580356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39406131 (or 39406129 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 39.

The spelling of 1121115580356 in words is "one trillion, one hundred twenty-one billion, one hundred fifteen million, five hundred eighty thousand, three hundred fifty-six".