11160343321 has 4 divisors (see below), whose sum is σ = 11160917044. Its totient is φ = 11159769600.

The previous prime is 11160343319. The next prime is 11160343331. The reversal of 11160343321 is 12334306111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 10044048400 + 1116294921 = 100220^2 + 33411^2 .

It is a cyclic number.

It is not a de Polignac number, because 11160343321 - 2¹ = 11160343319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11160343331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 256620 + ... + 296941.

It is an arithmetic number, because the mean of its divisors is an integer number (2790229261).

Almost surely, 2^11160343321 is an apocalyptic number.

It is an amenable number.

11160343321 is a deficient number, since it is larger than the sum of its proper divisors (573723).

11160343321 is an equidigital number, since it uses as much as digits as its factorization.

11160343321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 573722.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 11160343321 its reverse (12334306111), we get a palindrome (23494649432).

The spelling of 11160343321 in words is "eleven billion, one hundred sixty million, three hundred forty-three thousand, three hundred twenty-one".