131302290443 has 2 divisors, whose sum is σ = 131302290444. Its totient is φ = 131302290442.

The previous prime is 131302290407. The next prime is 131302290503. The reversal of 131302290443 is 344092203131.

It is a weak prime.

It is an emirp because it is prime and its reverse (344092203131) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 131302290443 - 2¹² = 131302286347 is a prime.

It is not a weakly prime, because it can be changed into another prime (131302298443) 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 as a sum of consecutive naturals, namely, 65651145221 + 65651145222.

It is an arithmetic number, because the mean of its divisors is an integer number (65651145222).

Almost surely, 2^131302290443 is an apocalyptic number.

131302290443 is a deficient number, since it is larger than the sum of its proper divisors (1).

131302290443 is an equidigital number, since it uses as much as digits as its factorization.

131302290443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 32.

Adding to 131302290443 its reverse (344092203131), we get a palindrome (475394493574).

The spelling of 131302290443 in words is "one hundred thirty-one billion, three hundred two million, two hundred ninety thousand, four hundred forty-three".