1671147159 has 16 divisors (see below), whose sum is σ = 2433319680. Its totient is φ = 1011749760.

The previous prime is 1671147151. The next prime is 1671147193. The reversal of 1671147159 is 9517411761.

It is not a de Polignac number, because 1671147159 - 2³ = 1671147151 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1671147159.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1671147151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5727 + ... + 58095.

It is an arithmetic number, because the mean of its divisors is an integer number (152082480).

Almost surely, 2^1671147159 is an apocalyptic number.

1671147159 is a deficient number, since it is larger than the sum of its proper divisors (762172521).

1671147159 is a wasteful number, since it uses less digits than its factorization.

1671147159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53350.

The product of its digits is 52920, while the sum is 42.

The square root of 1671147159 is about 40879.6668161569. Note that the first 3 decimals coincide. The cubic root of 1671147159 is about 1186.6925930753.

The spelling of 1671147159 in words is "one billion, six hundred seventy-one million, one hundred forty-seven thousand, one hundred fifty-nine".