11514161 has 4 divisors (see below), whose sum is σ = 11563812. Its totient is φ = 11464512.

The previous prime is 11514143. The next prime is 11514169. The reversal of 11514161 is 16141511.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 16141511 = 757 ⋅21323.

It can be written as a sum of positive squares in 2 ways, for example, as 7187761 + 4326400 = 2681^2 + 2080^2 .

It is a cyclic number.

It is not a de Polignac number, because 11514161 - 2²² = 7319857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11514169) 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, 24476 + ... + 24941.

It is an arithmetic number, because the mean of its divisors is an integer number (2890953).

Almost surely, 2^11514161 is an apocalyptic number.

It is an amenable number.

11514161 is a deficient number, since it is larger than the sum of its proper divisors (49651).

11514161 is an equidigital number, since it uses as much as digits as its factorization.

11514161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49650.

The product of its digits is 120, while the sum is 20.

The square root of 11514161 is about 3393.2522747358. The cubic root of 11514161 is about 225.8104827788.

Adding to 11514161 its reverse (16141511), we get a palindrome (27655672).

The spelling of 11514161 in words is "eleven million, five hundred fourteen thousand, one hundred sixty-one".