1047425 has 6 divisors (see below), whose sum is σ = 1298838. Its totient is φ = 837920.

The previous prime is 1047419. The next prime is 1047467. The reversal of 1047425 is 5247401.

It can be written as a sum of positive squares in 3 ways, for example, as 123904 + 923521 = 352^2 + 961^2 .

It is not a de Polignac number, because 1047425 - 2¹⁶ = 981889 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 1047425.

It is an unprimeable number.

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 in 5 ways as a sum of consecutive naturals, for example, 20924 + ... + 20973.

It is an arithmetic number, because the mean of its divisors is an integer number (216473).

2^1047425 is an apocalyptic number.

It is an amenable number.

1047425 is a deficient number, since it is larger than the sum of its proper divisors (251413).

1047425 is an equidigital number, since it uses as much as digits as its factorization.

1047425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41907 (or 41902 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 23.

The square root of 1047425 is about 1023.4378339694. The cubic root of 1047425 is about 101.5564813001.

The spelling of 1047425 in words is "one million, forty-seven thousand, four hundred twenty-five".