42003144341 has 6 divisors (see below), whose sum is σ = 43908769590. Its totient is φ = 40176920168.

The previous prime is 42003144317. The next prime is 42003144343. The reversal of 42003144341 is 14344130024.

It can be written as a sum of positive squares in only one way, i.e., 22144416100 + 19858728241 = 148810^2 + 140921^2 .

It is not a de Polignac number, because 42003144341 - 2⁶ = 42003144277 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 42003144341.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42003144343) 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 5 ways as a sum of consecutive naturals, for example, 39699986 + ... + 39701043.

It is an arithmetic number, because the mean of its divisors is an integer number (7318128265).

Almost surely, 2^42003144341 is an apocalyptic number.

It is an amenable number.

42003144341 is a deficient number, since it is larger than the sum of its proper divisors (1905625249).

42003144341 is an equidigital number, since it uses as much as digits as its factorization.

42003144341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79401075 (or 79401052 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 42003144341 its reverse (14344130024), we get a palindrome (56347274365).

The spelling of 42003144341 in words is "forty-two billion, three million, one hundred forty-four thousand, three hundred forty-one".