440341002312131 has 2 divisors, whose sum is σ = 440341002312132. Its totient is φ = 440341002312130.

The previous prime is 440341002312083. The next prime is 440341002312203. The reversal of 440341002312131 is 131213200143044.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-440341002312131 is a prime.

It is a super-2 number, since 2×440341002312131² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 440341002312094 and 440341002312103.

It is not a weakly prime, because it can be changed into another prime (440341002315131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220170501156065 + 220170501156066.

It is an arithmetic number, because the mean of its divisors is an integer number (220170501156066).

Almost surely, 2^{440341002312131} is an apocalyptic number.

440341002312131 is a deficient number, since it is larger than the sum of its proper divisors (1).

440341002312131 is an equidigital number, since it uses as much as digits as its factorization.

440341002312131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 440341002312131 its reverse (131213200143044), we get a palindrome (571554202455175).

The spelling of 440341002312131 in words is "four hundred forty trillion, three hundred forty-one billion, two million, three hundred twelve thousand, one hundred thirty-one".