1164716161 has 4 divisors (see below), whose sum is σ = 1331104192. Its totient is φ = 998328132.

The previous prime is 1164716123. The next prime is 1164716171. The reversal of 1164716161 is 1616174611.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1164716161 - 2¹⁵ = 1164683393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1164716101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83194005 + ... + 83194018.

It is an arithmetic number, because the mean of its divisors is an integer number (332776048).

Almost surely, 2^1164716161 is an apocalyptic number.

It is an amenable number.

1164716161 is a deficient number, since it is larger than the sum of its proper divisors (166388031).

1164716161 is an equidigital number, since it uses as much as digits as its factorization.

1164716161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166388030.

The product of its digits is 6048, while the sum is 34.

The square root of 1164716161 is about 34127.9381299252. The cubic root of 1164716161 is about 1052.1396011615.

The spelling of 1164716161 in words is "one billion, one hundred sixty-four million, seven hundred sixteen thousand, one hundred sixty-one".