320140143041 has 4 divisors (see below), whose sum is σ = 320145568512. Its totient is φ = 320134717572.

The previous prime is 320140143017. The next prime is 320140143053. The reversal of 320140143041 is 140341041023.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 320140143041 - 2⁶ = 320140142977 is a prime.

It is a super-2 number, since 2×320140143041² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 320140142998 and 320140143016.

It is not an unprimeable number, because it can be changed into a prime (320140145041) 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, 2623241 + ... + 2742566.

It is an arithmetic number, because the mean of its divisors is an integer number (80036392128).

Almost surely, 2^320140143041 is an apocalyptic number.

It is an amenable number.

320140143041 is a deficient number, since it is larger than the sum of its proper divisors (5425471).

320140143041 is an equidigital number, since it uses as much as digits as its factorization.

320140143041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5425470.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 320140143041 its reverse (140341041023), we get a palindrome (460481184064).

The spelling of 320140143041 in words is "three hundred twenty billion, one hundred forty million, one hundred forty-three thousand, forty-one".