11160051161 has 8 divisors (see below), whose sum is σ = 12758283840. Its totient is φ = 9562803408.

The previous prime is 11160051157. The next prime is 11160051169. The reversal of 11160051161 is 16115006111.

It is a happy number.

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 11160051161 - 2² = 11160051157 is a prime.

It is a super-2 number, since 2×11160051161² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11160051169) 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, 221786 + ... + 267411.

It is an arithmetic number, because the mean of its divisors is an integer number (1594785480).

Almost surely, 2^11160051161 is an apocalyptic number.

It is an amenable number.

11160051161 is a deficient number, since it is larger than the sum of its proper divisors (1598232679).

11160051161 is an equidigital number, since it uses as much as digits as its factorization.

11160051161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 492463.

The product of its (nonzero) digits is 180, while the sum is 23.

Adding to 11160051161 its reverse (16115006111), we get a palindrome (27275057272).

The spelling of 11160051161 in words is "eleven billion, one hundred sixty million, fifty-one thousand, one hundred sixty-one".