145543212343 has 4 divisors (see below), whose sum is σ = 145545329160. Its totient is φ = 145541095528.

The previous prime is 145543212341. The next prime is 145543212379. The reversal of 145543212343 is 343212345541.

145543212343 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 145543212343 - 2¹ = 145543212341 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 (145543212341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 951688 + ... + 1093981.

It is an arithmetic number, because the mean of its divisors is an integer number (36386332290).

Almost surely, 2^145543212343 is an apocalyptic number.

145543212343 is a deficient number, since it is larger than the sum of its proper divisors (2116817).

145543212343 is an equidigital number, since it uses as much as digits as its factorization.

145543212343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2116816.

The product of its digits is 172800, while the sum is 37.

Adding to 145543212343 its reverse (343212345541), we get a palindrome (488755557884).

The spelling of 145543212343 in words is "one hundred forty-five billion, five hundred forty-three million, two hundred twelve thousand, three hundred forty-three".