12155246 has 8 divisors (see below), whose sum is σ = 18257400. Its totient is φ = 6069448.

The previous prime is 12155237. The next prime is 12155257. The reversal of 12155246 is 64255121.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2021 + ... + 5328.

It is an arithmetic number, because the mean of its divisors is an integer number (2282175).

Almost surely, 2^12155246 is an apocalyptic number.

12155246 is a deficient number, since it is larger than the sum of its proper divisors (6102154).

12155246 is an equidigital number, since it uses as much as digits as its factorization.

12155246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8178.

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

The square root of 12155246 is about 3486.4374366967. The cubic root of 12155246 is about 229.9259118649.

The spelling of 12155246 in words is "twelve million, one hundred fifty-five thousand, two hundred forty-six".