2103435144 has 48 divisors (see below), whose sum is σ = 5699105100. Its totient is φ = 700861824.

The previous prime is 2103435121. The next prime is 2103435149. The reversal of 2103435144 is 4415343012.

It is a happy number.

2103435144 is a `hidden beast` number, since 2 + 103 + 43 + 514 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1751422500 + 352012644 = 41850^2 + 18762^2 .

It is not an unprimeable number, because it can be changed into a prime (2103435149) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 250242 + ... + 258510.

Almost surely, 2^2103435144 is an apocalyptic number.

2103435144 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2103435144 is an abundant number, since it is smaller than the sum of its proper divisors (3595669956).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2103435144 is a wasteful number, since it uses less digits than its factorization.

2103435144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11814 (or 11807 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 2103435144 is about 45863.2221284113. Note that the first 3 decimals coincide. The cubic root of 2103435144 is about 1281.2770344199.

Adding to 2103435144 its reverse (4415343012), we get a palindrome (6518778156).

The spelling of 2103435144 in words is "two billion, one hundred three million, four hundred thirty-five thousand, one hundred forty-four".