1173436601161 has 8 divisors (see below), whose sum is σ = 1280159071200. Its totient is φ = 1066721867040.

The previous prime is 1173436601143. The next prime is 1173436601189. The reversal of 1173436601161 is 1611066343711.

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 1173436601161 - 2¹¹ = 1173436599113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1173436604161) by changing a digit.

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, 1614516 + ... + 2225653.

It is an arithmetic number, because the mean of its divisors is an integer number (160019883900).

Almost surely, 2^{1173436601161} is an apocalyptic number.

1173436601161 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1173436601161 is a deficient number, since it is larger than the sum of its proper divisors (106722470039).

1173436601161 is a wasteful number, since it uses less digits than its factorization.

1173436601161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3867959.

The product of its (nonzero) digits is 54432, while the sum is 40.

The spelling of 1173436601161 in words is "one trillion, one hundred seventy-three billion, four hundred thirty-six million, six hundred one thousand, one hundred sixty-one".