12616241 has 4 divisors (see below), whose sum is σ = 13763184. Its totient is φ = 11469300.

The previous prime is 12616237. The next prime is 12616271. The reversal of 12616241 is 14261621.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 14261621 = 11 ⋅1296511.

It is a cyclic number.

It is not a de Polignac number, because 12616241 - 2² = 12616237 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12616231) by changing a digit.

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, 573455 + ... + 573476.

It is an arithmetic number, because the mean of its divisors is an integer number (3440796).

Almost surely, 2^12616241 is an apocalyptic number.

12616241 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12616241 is a deficient number, since it is larger than the sum of its proper divisors (1146943).

12616241 is a wasteful number, since it uses less digits than its factorization.

12616241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1146942.

The product of its digits is 576, while the sum is 23.

The square root of 12616241 is about 3551.9348248525. The cubic root of 12616241 is about 232.7966137622.

Adding to 12616241 its reverse (14261621), we get a palindrome (26877862).

The spelling of 12616241 in words is "twelve million, six hundred sixteen thousand, two hundred forty-one".