145344340143 has 16 divisors (see below), whose sum is σ = 219906332160. Its totient is φ = 94834604088.

The previous prime is 145344340111. The next prime is 145344340189. The reversal of 145344340143 is 341043443541.

145344340143 is a `hidden beast` number, since 1 + 4 + 534 + 43 + 40 + 1 + 43 = 666.

145344340143 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 145344340143 - 2⁵ = 145344340111 is a prime.

It is a super-2 number, since 2×145344340143² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 145344340098 and 145344340107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145344340543) 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 15 ways as a sum of consecutive naturals, for example, 57266005 + ... + 57268542.

It is an arithmetic number, because the mean of its divisors is an integer number (13744145760).

Almost surely, 2^145344340143 is an apocalyptic number.

145344340143 is a deficient number, since it is larger than the sum of its proper divisors (74561992017).

145344340143 is a wasteful number, since it uses less digits than its factorization.

145344340143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114534603 (or 114534597 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 36.

Adding to 145344340143 its reverse (341043443541), we get a palindrome (486387783684).

The spelling of 145344340143 in words is "one hundred forty-five billion, three hundred forty-four million, three hundred forty thousand, one hundred forty-three".