1048666441 has 4 divisors (see below), whose sum is σ = 1060449300. Its totient is φ = 1036883584.

The previous prime is 1048666417. The next prime is 1048666453. The reversal of 1048666441 is 1446668401.

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

It can be written as a sum of positive squares in 2 ways, for example, as 88906041 + 959760400 = 9429^2 + 30980^2 .

It is a cyclic number.

It is not a de Polignac number, because 1048666441 - 2⁹ = 1048665929 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1048666394 and 1048666403.

It is not an unprimeable number, because it can be changed into a prime (1048660441) 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 in 3 ways as a sum of consecutive naturals, for example, 5891296 + ... + 5891473.

It is an arithmetic number, because the mean of its divisors is an integer number (265112325).

Almost surely, 2^1048666441 is an apocalyptic number.

It is an amenable number.

1048666441 is a deficient number, since it is larger than the sum of its proper divisors (11782859).

1048666441 is an equidigital number, since it uses as much as digits as its factorization.

1048666441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11782858.

The product of its (nonzero) digits is 110592, while the sum is 40.

The square root of 1048666441 is about 32383.1196922100. The cubic root of 1048666441 is about 1015.9658810256.

It can be divided in two parts, 1048 and 666441, that added together give a square (667489 = 817²).

The spelling of 1048666441 in words is "one billion, forty-eight million, six hundred sixty-six thousand, four hundred forty-one".