1046447147 has 4 divisors (see below), whose sum is σ = 1048280376. Its totient is φ = 1044613920.

The previous prime is 1046447113. The next prime is 1046447153. The reversal of 1046447147 is 7417446401.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1046447147 - 2¹⁰ = 1046446123 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1046447147.

It is not an unprimeable number, because it can be changed into a prime (1046447167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 915758 + ... + 916899.

It is an arithmetic number, because the mean of its divisors is an integer number (262070094).

Almost surely, 2^1046447147 is an apocalyptic number.

1046447147 is a deficient number, since it is larger than the sum of its proper divisors (1833229).

1046447147 is an equidigital number, since it uses as much as digits as its factorization.

1046447147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1833228.

The product of its (nonzero) digits is 75264, while the sum is 38.

The square root of 1046447147 is about 32348.8353267935. The cubic root of 1046447147 is about 1015.2486782593.

The spelling of 1046447147 in words is "one billion, forty-six million, four hundred forty-seven thousand, one hundred forty-seven".