131314423 has 2 divisors, whose sum is σ = 131314424. Its totient is φ = 131314422.

The previous prime is 131314411. The next prime is 131314441. The reversal of 131314423 is 324413131.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-131314423 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 131314394 and 131314403.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131314483) 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, 65657211 + 65657212.

It is an arithmetic number, because the mean of its divisors is an integer number (65657212).

Almost surely, 2^131314423 is an apocalyptic number.

131314423 is a deficient number, since it is larger than the sum of its proper divisors (1).

131314423 is an equidigital number, since it uses as much as digits as its factorization.

131314423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 864, while the sum is 22.

The square root of 131314423 is about 11459.2505426838. The cubic root of 131314423 is about 508.2813131275.

Adding to 131314423 its reverse (324413131), we get a palindrome (455727554).

The spelling of 131314423 in words is "one hundred thirty-one million, three hundred fourteen thousand, four hundred twenty-three".