2143413541345 has 8 divisors (see below), whose sum is σ = 2572104191976. Its totient is φ = 1714725538176.

The previous prime is 2143413541273. The next prime is 2143413541403. The reversal of 2143413541345 is 5431453143412.

It can be written as a sum of positive squares in 4 ways, for example, as 125857495696 + 2017556045649 = 354764^2 + 1420407^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 2143413541345 - 2¹¹ = 2143413539297 is a prime.

It is a super-2 number, since 2×2143413541345² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2143413541298 and 2143413541307.

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, 2445709 + ... + 3204421.

It is an arithmetic number, because the mean of its divisors is an integer number (321513023997).

Almost surely, 2^{2143413541345} is an apocalyptic number.

It is an amenable number.

2143413541345 is a deficient number, since it is larger than the sum of its proper divisors (428690650631).

2143413541345 is an equidigital number, since it uses as much as digits as its factorization.

2143413541345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1323731.

The product of its digits is 345600, while the sum is 40.

Adding to 2143413541345 its reverse (5431453143412), we get a palindrome (7574866684757).

The spelling of 2143413541345 in words is "two trillion, one hundred forty-three billion, four hundred thirteen million, five hundred forty-one thousand, three hundred forty-five".