11616137 has 4 divisors (see below), whose sum is σ = 12509700. Its totient is φ = 10722576.

The previous prime is 11616131. The next prime is 11616139. The reversal of 11616137 is 73161611.

11616137 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 4239481 + 7376656 = 2059^2 + 2716^2 .

It is a cyclic number.

It is not a de Polignac number, because 11616137 - 2¹⁰ = 11615113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11616131) 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, 446762 + ... + 446787.

It is an arithmetic number, because the mean of its divisors is an integer number (3127425).

Almost surely, 2^11616137 is an apocalyptic number.

It is an amenable number.

11616137 is a deficient number, since it is larger than the sum of its proper divisors (893563).

11616137 is an equidigital number, since it uses as much as digits as its factorization.

11616137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 893562.

The product of its digits is 756, while the sum is 26.

The square root of 11616137 is about 3408.2454430396. The cubic root of 11616137 is about 226.4751599962.

Adding to 11616137 its reverse (73161611), we get a palindrome (84777748).

The spelling of 11616137 in words is "eleven million, six hundred sixteen thousand, one hundred thirty-seven".