1121170660705 has 8 divisors (see below), whose sum is σ = 1345414861800. Its totient is φ = 896929815936.

The previous prime is 1121170660699. The next prime is 1121170660739. The reversal of 1121170660705 is 5070660711211.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 481049054929 + 640121605776 = 693577^2 + 800076^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1121170660705 - 2⁹ = 1121170660193 is a prime.

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 7 ways as a sum of consecutive naturals, for example, 33940 + ... + 1497829.

It is an arithmetic number, because the mean of its divisors is an integer number (168176857725).

Almost surely, 2^{1121170660705} is an apocalyptic number.

It is an amenable number.

1121170660705 is a deficient number, since it is larger than the sum of its proper divisors (224244201095).

1121170660705 is a wasteful number, since it uses less digits than its factorization.

1121170660705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1678163.

The product of its (nonzero) digits is 17640, while the sum is 37.

The spelling of 1121170660705 in words is "one trillion, one hundred twenty-one billion, one hundred seventy million, six hundred sixty thousand, seven hundred five".