2103443530 has 8 divisors (see below), whose sum is σ = 3786198372. Its totient is φ = 841377408.

The previous prime is 2103443501. The next prime is 2103443549. The reversal of 2103443530 is 353443012.

It can be written as a sum of positive squares in 2 ways, for example, as 1929229929 + 174213601 = 43923^2 + 13199^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 2103443495 and 2103443504.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105172167 + ... + 105172186.

Almost surely, 2^2103443530 is an apocalyptic number.

2103443530 is a deficient number, since it is larger than the sum of its proper divisors (1682754842).

2103443530 is a wasteful number, since it uses less digits than its factorization.

2103443530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210344360.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 2103443530 is about 45863.3135523372. The cubic root of 2103443530 is about 1281.2787371544.

Adding to 2103443530 its reverse (353443012), we get a palindrome (2456886542).

The spelling of 2103443530 in words is "two billion, one hundred three million, four hundred forty-three thousand, five hundred thirty".