11128147 has 2 divisors, whose sum is σ = 11128148. Its totient is φ = 11128146.

The previous prime is 11128133. The next prime is 11128207. The reversal of 11128147 is 74182111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11128147 - 2¹¹ = 11126099 is a prime.

It is not a weakly prime, because it can be changed into another prime (11120147) 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 as a sum of consecutive naturals, namely, 5564073 + 5564074.

It is an arithmetic number, because the mean of its divisors is an integer number (5564074).

Almost surely, 2^11128147 is an apocalyptic number.

11128147 is a deficient number, since it is larger than the sum of its proper divisors (1).

11128147 is an equidigital number, since it uses as much as digits as its factorization.

11128147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 448, while the sum is 25.

The square root of 11128147 is about 3335.8877379192. The cubic root of 11128147 is about 223.2583023121.

The spelling of 11128147 in words is "eleven million, one hundred twenty-eight thousand, one hundred forty-seven".