131345423105333 has 4 divisors (see below), whose sum is σ = 131345889893568. Its totient is φ = 131344956317100.

The previous prime is 131345423105257. The next prime is 131345423105353. The reversal of 131345423105333 is 333501324543131.

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 131345423105333 - 2⁸ = 131345423105077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131345423105353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 232971791 + ... + 233534892.

It is an arithmetic number, because the mean of its divisors is an integer number (32836472473392).

Almost surely, 2^{131345423105333} is an apocalyptic number.

It is an amenable number.

131345423105333 is a deficient number, since it is larger than the sum of its proper divisors (466788235).

131345423105333 is an equidigital number, since it uses as much as digits as its factorization.

131345423105333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 466788234.

The product of its (nonzero) digits is 583200, while the sum is 41.

Adding to 131345423105333 its reverse (333501324543131), we get a palindrome (464846747648464).

The spelling of 131345423105333 in words is "one hundred thirty-one trillion, three hundred forty-five billion, four hundred twenty-three million, one hundred five thousand, three hundred thirty-three".