1121180764786 has 4 divisors (see below), whose sum is σ = 1681771147182. Its totient is φ = 560590382392.

The previous prime is 1121180764777. The next prime is 1121180764801. The reversal of 1121180764786 is 6874670811211.

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

It can be written as a sum of positive squares in only one way, i.e., 1099551474025 + 21629290761 = 1048595^2 + 147069^2 .

It is a super-2 number, since 2×1121180764786² (a number of 25 digits) contains 22 as substring.

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 as a sum of consecutive naturals, namely, 280295191195 + ... + 280295191198.

Almost surely, 2^{1121180764786} is an apocalyptic number.

1121180764786 is a deficient number, since it is larger than the sum of its proper divisors (560590382396).

1121180764786 is an equidigital number, since it uses as much as digits as its factorization.

1121180764786 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 560590382395.

The product of its (nonzero) digits is 903168, while the sum is 52.

The spelling of 1121180764786 in words is "one trillion, one hundred twenty-one billion, one hundred eighty million, seven hundred sixty-four thousand, seven hundred eighty-six".