1673530103 has 16 divisors (see below), whose sum is σ = 1947006720. Its totient is φ = 1408704000.

The previous prime is 1673530097. The next prime is 1673530139. The reversal of 1673530103 is 3010353761.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1673530103 - 2¹⁴ = 1673513719 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 (1673530153) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 659948 + ... + 662478.

It is an arithmetic number, because the mean of its divisors is an integer number (121687920).

Almost surely, 2^1673530103 is an apocalyptic number.

1673530103 is a deficient number, since it is larger than the sum of its proper divisors (273476617).

1673530103 is a wasteful number, since it uses less digits than its factorization.

1673530103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4198.

The product of its (nonzero) digits is 5670, while the sum is 29.

The square root of 1673530103 is about 40908.8022679716. The cubic root of 1673530103 is about 1187.2563732603.

Adding to 1673530103 its reverse (3010353761), we get a palindrome (4683883864).

The spelling of 1673530103 in words is "one billion, six hundred seventy-three million, five hundred thirty thousand, one hundred three".