12104955 has 12 divisors (see below), whose sum is σ = 20982000. Its totient is φ = 6455952.

The previous prime is 12104947. The next prime is 12104959. The reversal of 12104955 is 55940121.

It is not a de Polignac number, because 12104955 - 2³ = 12104947 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12104959) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 134455 + ... + 134544.

It is an arithmetic number, because the mean of its divisors is an integer number (1748500).

Almost surely, 2^12104955 is an apocalyptic number.

12104955 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12104955 is a deficient number, since it is larger than the sum of its proper divisors (8877045).

12104955 is a wasteful number, since it uses less digits than its factorization.

12104955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269010 (or 269007 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 27.

The square root of 12104955 is about 3479.2175844577. The cubic root of 12104955 is about 229.6083757724.

It can be divided in two parts, 121049 and 55, that added together give a square (121104 = 348²).

The spelling of 12104955 in words is "twelve million, one hundred four thousand, nine hundred fifty-five".