2140543233245 has 8 divisors (see below), whose sum is σ = 2568659817984. Its totient is φ = 1712429294544.

The previous prime is 2140543233239. The next prime is 2140543233319. The reversal of 2140543233245 is 5423323450412.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2140543233245 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2140543233199 and 2140543233208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2441192 + ... + 3200078.

It is an arithmetic number, because the mean of its divisors is an integer number (321082477248).

Almost surely, 2^{2140543233245} is an apocalyptic number.

It is an amenable number.

2140543233245 is a deficient number, since it is larger than the sum of its proper divisors (428116584739).

2140543233245 is an equidigital number, since it uses as much as digits as its factorization.

2140543233245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1323019.

The product of its (nonzero) digits is 345600, while the sum is 38.

Adding to 2140543233245 its reverse (5423323450412), we get a palindrome (7563866683657).

The spelling of 2140543233245 in words is "two trillion, one hundred forty billion, five hundred forty-three million, two hundred thirty-three thousand, two hundred forty-five".