1120826730661 has 16 divisors (see below), whose sum is σ = 1265980282560. Its totient is φ = 982944184320.

The previous prime is 1120826730643. The next prime is 1120826730739. The reversal of 1120826730661 is 1660376280211.

It is a cyclic number.

It is not a de Polignac number, because 1120826730661 - 2¹³ = 1120826722469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120826730641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1155855 + ... + 1891468.

It is an arithmetic number, because the mean of its divisors is an integer number (79123767660).

Almost surely, 2^{1120826730661} is an apocalyptic number.

1120826730661 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1120826730661 is a deficient number, since it is larger than the sum of its proper divisors (145153551899).

1120826730661 is a wasteful number, since it uses less digits than its factorization.

1120826730661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3048516.

The product of its (nonzero) digits is 145152, while the sum is 43.

The spelling of 1120826730661 in words is "one trillion, one hundred twenty billion, eight hundred twenty-six million, seven hundred thirty thousand, six hundred sixty-one".