1671091103 has 8 divisors (see below), whose sum is σ = 1824072960. Its totient is φ = 1518286680.

The previous prime is 1671091067. The next prime is 1671091111. The reversal of 1671091103 is 3011901761.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1671091103 - 2¹⁰ = 1671090079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1671091183) 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 7 ways as a sum of consecutive naturals, for example, 24263 + ... + 62696.

It is an arithmetic number, because the mean of its divisors is an integer number (228009120).

Almost surely, 2^1671091103 is an apocalyptic number.

1671091103 is a deficient number, since it is larger than the sum of its proper divisors (152981857).

1671091103 is a wasteful number, since it uses less digits than its factorization.

1671091103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88717.

The product of its (nonzero) digits is 1134, while the sum is 29.

The square root of 1671091103 is about 40878.9811883809. The cubic root of 1671091103 is about 1186.6793243488.

Adding to 1671091103 its reverse (3011901761), we get a palindrome (4682992864).

The spelling of 1671091103 in words is "one billion, six hundred seventy-one million, ninety-one thousand, one hundred three".