10118947 has 2 divisors, whose sum is σ = 10118948. Its totient is φ = 10118946.

The previous prime is 10118939. The next prime is 10118971. The reversal of 10118947 is 74981101.

10118947 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10118947 - 2³ = 10118939 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (10118747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5059473 + 5059474.

It is an arithmetic number, because the mean of its divisors is an integer number (5059474).

Almost surely, 2^10118947 is an apocalyptic number.

10118947 is a deficient number, since it is larger than the sum of its proper divisors (1).

10118947 is an equidigital number, since it uses as much as digits as its factorization.

10118947 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 31.

The square root of 10118947 is about 3181.0292359549. The cubic root of 10118947 is about 216.2943161541.

The spelling of 10118947 in words is "ten million, one hundred eighteen thousand, nine hundred forty-seven".