1120366161 has 40 divisors (see below), whose sum is σ = 1738477664. Its totient is φ = 718502400.

The previous prime is 1120366139. The next prime is 1120366171. The reversal of 1120366161 is 1616630211.

1120366161 is a `hidden beast` number, since 1 + 12 + 0 + 36 + 616 + 1 = 666.

It is not a de Polignac number, because 1120366161 - 2⁵ = 1120366129 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1120366171) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 230961 + ... + 235761.

Almost surely, 2^1120366161 is an apocalyptic number.

It is an amenable number.

1120366161 is a deficient number, since it is larger than the sum of its proper divisors (618111503).

1120366161 is an equidigital number, since it uses as much as digits as its factorization.

1120366161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4923 (or 4914 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 1120366161 is about 33471.8711905982. The cubic root of 1120366161 is about 1038.6119799937.

Adding to 1120366161 its reverse (1616630211), we get a palindrome (2736996372).

The spelling of 1120366161 in words is "one billion, one hundred twenty million, three hundred sixty-six thousand, one hundred sixty-one".