11616131 has 2 divisors, whose sum is σ = 11616132. Its totient is φ = 11616130.

The previous prime is 11616119. The next prime is 11616139. The reversal of 11616131 is 13161611.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11616131 - 2⁶ = 11616067 is a prime.

It is a super-2 number, since 2×11616131² = 269868998818322, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11616139) 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 as a sum of consecutive naturals, namely, 5808065 + 5808066.

It is an arithmetic number, because the mean of its divisors is an integer number (5808066).

Almost surely, 2^11616131 is an apocalyptic number.

11616131 is a deficient number, since it is larger than the sum of its proper divisors (1).

11616131 is an equidigital number, since it uses as much as digits as its factorization.

11616131 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 108, while the sum is 20.

The square root of 11616131 is about 3408.2445628212. The cubic root of 11616131 is about 226.4751210030.

Adding to 11616131 its reverse (13161611), we get a palindrome (24777742).

The spelling of 11616131 in words is "eleven million, six hundred sixteen thousand, one hundred thirty-one".