12261104 has 20 divisors (see below), whose sum is σ = 23811720. Its totient is φ = 6116160.

The previous prime is 12261101. The next prime is 12261127. The reversal of 12261104 is 40116221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12261101) 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, 10502 + ... + 11610.

It is an arithmetic number, because the mean of its divisors is an integer number (1190586).

Almost surely, 2^12261104 is an apocalyptic number.

It is an amenable number.

12261104 is a deficient number, since it is larger than the sum of its proper divisors (11550616).

12261104 is a wasteful number, since it uses less digits than its factorization.

12261104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1808 (or 1802 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 12261104 is about 3501.5859264053. The cubic root of 12261104 is about 230.5914456560.

Adding to 12261104 its reverse (40116221), we get a palindrome (52377325).

The spelling of 12261104 in words is "twelve million, two hundred sixty-one thousand, one hundred four".