11343380161 has 8 divisors (see below), whose sum is σ = 11363535144. Its totient is φ = 11323242240.

The previous prime is 11343380099. The next prime is 11343380183. The reversal of 11343380161 is 16108334311.

It can be written as a sum of positive squares in 4 ways, for example, as 124545600 + 11218834561 = 11160^2 + 105919^2 .

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 11343380161 - 2²⁹ = 10806509249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11343380861) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2323455 + ... + 2328331.

It is an arithmetic number, because the mean of its divisors is an integer number (1420441893).

Almost surely, 2^11343380161 is an apocalyptic number.

It is an amenable number.

11343380161 is a deficient number, since it is larger than the sum of its proper divisors (20154983).

11343380161 is an equidigital number, since it uses as much as digits as its factorization.

11343380161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8531.

The product of its (nonzero) digits is 5184, while the sum is 31.

The spelling of 11343380161 in words is "eleven billion, three hundred forty-three million, three hundred eighty thousand, one hundred sixty-one".