1147447883 has 2 divisors, whose sum is σ = 1147447884. Its totient is φ = 1147447882.

The previous prime is 1147447849. The next prime is 1147447891. The reversal of 1147447883 is 3887447411.

It is a strong prime.

It is an emirp because it is prime and its reverse (3887447411) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1147447883 - 2⁸ = 1147447627 is a prime.

It is not a weakly prime, because it can be changed into another prime (1147447813) 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, 573723941 + 573723942.

It is an arithmetic number, because the mean of its divisors is an integer number (573723942).

Almost surely, 2^1147447883 is an apocalyptic number.

1147447883 is a deficient number, since it is larger than the sum of its proper divisors (1).

1147447883 is an equidigital number, since it uses as much as digits as its factorization.

1147447883 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 602112, while the sum is 47.

The square root of 1147447883 is about 33874.0001033241. Note that the first 3 decimals coincide. The cubic root of 1147447883 is about 1046.9139570242.

The spelling of 1147447883 in words is "one billion, one hundred forty-seven million, four hundred forty-seven thousand, eight hundred eighty-three".