12074155 has 8 divisors (see below), whose sum is σ = 14507712. Its totient is φ = 9646848.

The previous prime is 12074147. The next prime is 12074197. The reversal of 12074155 is 55147021.

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 12074155 - 2³ = 12074147 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 6267 + ... + 7963.

It is an arithmetic number, because the mean of its divisors is an integer number (1813464).

Almost surely, 2^12074155 is an apocalyptic number.

12074155 is a deficient number, since it is larger than the sum of its proper divisors (2433557).

12074155 is a wasteful number, since it uses less digits than its factorization.

12074155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3125.

The product of its (nonzero) digits is 1400, while the sum is 25.

The square root of 12074155 is about 3474.7884827713. The cubic root of 12074155 is about 229.4134708914.

The spelling of 12074155 in words is "twelve million, seventy-four thousand, one hundred fifty-five".