2043210245 has 8 divisors (see below), whose sum is σ = 2452319520. Its totient is φ = 1634256720.

The previous prime is 2043210241. The next prime is 2043210289. The reversal of 2043210245 is 5420123402.

It is a happy number.

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

It is not a de Polignac number, because 2043210245 - 2² = 2043210241 is a prime.

It is a super-3 number, since 3×2043210245³ (a number of 29 digits) contains 333 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2043210245.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2043210241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7811 + ... + 64400.

It is an arithmetic number, because the mean of its divisors is an integer number (306539940).

Almost surely, 2^2043210245 is an apocalyptic number.

It is an amenable number.

2043210245 is a deficient number, since it is larger than the sum of its proper divisors (409109275).

2043210245 is an equidigital number, since it uses as much as digits as its factorization.

2043210245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77875.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 2043210245 is about 45201.8832019198. The cubic root of 2043210245 is about 1268.9300606879.

Adding to 2043210245 its reverse (5420123402), we get a palindrome (7463333647).

The spelling of 2043210245 in words is "two billion, forty-three million, two hundred ten thousand, two hundred forty-five".