12616136 has 16 divisors (see below), whose sum is σ = 25475100. Its totient is φ = 5822784.

The previous prime is 12616129. The next prime is 12616141. The reversal of 12616136 is 63161621.

It can be written as a sum of positive squares in 2 ways, for example, as 12460900 + 155236 = 3530^2 + 394^2 .

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60551 + ... + 60758.

Almost surely, 2^12616136 is an apocalyptic number.

It is an amenable number.

12616136 is an abundant number, since it is smaller than the sum of its proper divisors (12858964).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12616136 is a wasteful number, since it uses less digits than its factorization.

12616136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121328 (or 121324 counting only the distinct ones).

The product of its digits is 1296, while the sum is 26.

The square root of 12616136 is about 3551.9200441451. The cubic root of 12616136 is about 232.7959679356.

Adding to 12616136 its reverse (63161621), we get a palindrome (75777757).

It can be divided in two parts, 126 and 16136, that multiplied together give a triangular number (2033136 = T₂₀₁₆).

The spelling of 12616136 in words is "twelve million, six hundred sixteen thousand, one hundred thirty-six".