142043345 has 8 divisors (see below), whose sum is σ = 170739240. Its totient is φ = 113443200.

The previous prime is 142043323. The next prime is 142043351. The reversal of 142043345 is 543340241.

142043345 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 4145296 + 137898049 = 2036^2 + 11743^2 .

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

It is not a de Polignac number, because 142043345 - 2⁸ = 142043089 is a prime.

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, 20630 + ... + 26639.

It is an arithmetic number, because the mean of its divisors is an integer number (21342405).

Almost surely, 2^142043345 is an apocalyptic number.

It is an amenable number.

142043345 is a deficient number, since it is larger than the sum of its proper divisors (28695895).

142043345 is an equidigital number, since it uses as much as digits as its factorization.

142043345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47875.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 142043345 is about 11918.1938648438. The cubic root of 142043345 is about 521.7634226426.

Adding to 142043345 its reverse (543340241), we get a palindrome (685383586).

The spelling of 142043345 in words is "one hundred forty-two million, forty-three thousand, three hundred forty-five".