2145324301343 has 4 divisors (see below), whose sum is σ = 2145335225808. Its totient is φ = 2145313376880.

The previous prime is 2145324301331. The next prime is 2145324301357. The reversal of 2145324301343 is 3431034235412.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2145324301343 - 2¹⁴ = 2145324284959 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2145324301313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5162171 + ... + 5562252.

It is an arithmetic number, because the mean of its divisors is an integer number (536333806452).

Almost surely, 2^{2145324301343} is an apocalyptic number.

2145324301343 is a deficient number, since it is larger than the sum of its proper divisors (10924465).

2145324301343 is a wasteful number, since it uses less digits than its factorization.

2145324301343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10924464.

The product of its (nonzero) digits is 103680, while the sum is 35.

Adding to 2145324301343 its reverse (3431034235412), we get a palindrome (5576358536755).

The spelling of 2145324301343 in words is "two trillion, one hundred forty-five billion, three hundred twenty-four million, three hundred one thousand, three hundred forty-three".