10909147 has 2 divisors, whose sum is σ = 10909148. Its totient is φ = 10909146.

The previous prime is 10909139. The next prime is 10909169. The reversal of 10909147 is 74190901.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10909147 - 2³ = 10909139 is a prime.

It is not a weakly prime, because it can be changed into another prime (10909747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5454573 + 5454574.

It is an arithmetic number, because the mean of its divisors is an integer number (5454574).

Almost surely, 2^10909147 is an apocalyptic number.

10909147 is a deficient number, since it is larger than the sum of its proper divisors (1).

10909147 is an equidigital number, since it uses as much as digits as its factorization.

10909147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2268, while the sum is 31.

The square root of 10909147 is about 3302.8997865512. The cubic root of 10909147 is about 221.7840268980.

The spelling of 10909147 in words is "ten million, nine hundred nine thousand, one hundred forty-seven".