13302661161 has 4 divisors (see below), whose sum is σ = 17736881552. Its totient is φ = 8868440772.

The previous prime is 13302661153. The next prime is 13302661187. The reversal of 13302661161 is 16116620331.

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 not a de Polignac number, because 13302661161 - 2³ = 13302661153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13302661661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2217110191 + ... + 2217110196.

It is an arithmetic number, because the mean of its divisors is an integer number (4434220388).

Almost surely, 2^13302661161 is an apocalyptic number.

It is an amenable number.

13302661161 is a deficient number, since it is larger than the sum of its proper divisors (4434220391).

13302661161 is an equidigital number, since it uses as much as digits as its factorization.

13302661161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4434220390.

The product of its (nonzero) digits is 3888, while the sum is 30.

The spelling of 13302661161 in words is "thirteen billion, three hundred two million, six hundred sixty-one thousand, one hundred sixty-one".