1409443163 has 2 divisors, whose sum is σ = 1409443164. Its totient is φ = 1409443162.

The previous prime is 1409443159. The next prime is 1409443219. The reversal of 1409443163 is 3613449041.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1409443163 - 2² = 1409443159 is a prime.

It is not a weakly prime, because it can be changed into another prime (1409443103) 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, 704721581 + 704721582.

It is an arithmetic number, because the mean of its divisors is an integer number (704721582).

Almost surely, 2^1409443163 is an apocalyptic number.

1409443163 is a deficient number, since it is larger than the sum of its proper divisors (1).

1409443163 is an equidigital number, since it uses as much as digits as its factorization.

1409443163 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 35.

The square root of 1409443163 is about 37542.5513650844. The cubic root of 1409443163 is about 1121.1985370611.

The spelling of 1409443163 in words is "one billion, four hundred nine million, four hundred forty-three thousand, one hundred sixty-three".