10947155 has 16 divisors (see below), whose sum is σ = 13685760. Its totient is φ = 8399328.

The previous prime is 10947151. The next prime is 10947191. The reversal of 10947155 is 55174901.

10947155 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 10947155 - 2² = 10947151 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10947151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12254 + ... + 13116.

It is an arithmetic number, because the mean of its divisors is an integer number (855360).

Almost surely, 2^10947155 is an apocalyptic number.

10947155 is a deficient number, since it is larger than the sum of its proper divisors (2738605).

10947155 is an equidigital number, since it uses as much as digits as its factorization.

10947155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 970.

The product of its (nonzero) digits is 6300, while the sum is 32.

The square root of 10947155 is about 3308.6485156329. The cubic root of 10947155 is about 222.0412971356.

The spelling of 10947155 in words is "ten million, nine hundred forty-seven thousand, one hundred fifty-five".