12241655 has 8 divisors (see below), whose sum is σ = 14712192. Its totient is φ = 9778528.

The previous prime is 12241651. The next prime is 12241661. The reversal of 12241655 is 55614221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12241655 - 2² = 12241651 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12241651) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2897 + ... + 5733.

It is an arithmetic number, because the mean of its divisors is an integer number (1839024).

Almost surely, 2^12241655 is an apocalyptic number.

12241655 is a deficient number, since it is larger than the sum of its proper divisors (2470537).

12241655 is an equidigital number, since it uses as much as digits as its factorization.

12241655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3705.

The product of its digits is 2400, while the sum is 26.

The square root of 12241655 is about 3498.8076540444. The cubic root of 12241655 is about 230.4694570102.

Adding to 12241655 its reverse (55614221), we get a palindrome (67855876).

The spelling of 12241655 in words is "twelve million, two hundred forty-one thousand, six hundred fifty-five".