10919047 has 2 divisors, whose sum is σ = 10919048. Its totient is φ = 10919046.

The previous prime is 10919023. The next prime is 10919081. The reversal of 10919047 is 74091901.

10919047 is digitally balanced in base 2 and base 3, because in such bases 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 10919047 - 2¹¹ = 10916999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10919017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5459523 + 5459524.

It is an arithmetic number, because the mean of its divisors is an integer number (5459524).

Almost surely, 2^10919047 is an apocalyptic number.

10919047 is a deficient number, since it is larger than the sum of its proper divisors (1).

10919047 is an equidigital number, since it uses as much as digits as its factorization.

10919047 is an evil number, because the sum of its binary digits is even.

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

The square root of 10919047 is about 3304.3981297658. The cubic root of 10919047 is about 221.8510959369.

The spelling of 10919047 in words is "ten million, nine hundred nineteen thousand, forty-seven".