131332339 has 2 divisors, whose sum is σ = 131332340. Its totient is φ = 131332338.

The previous prime is 131332319. The next prime is 131332373. The reversal of 131332339 is 933233131.

It is a weak prime.

It is an emirp because it is prime and its reverse (933233131) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 131332339 - 2⁷ = 131332211 is a prime.

It is not a weakly prime, because it can be changed into another prime (131332319) 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, 65666169 + 65666170.

It is an arithmetic number, because the mean of its divisors is an integer number (65666170).

Almost surely, 2^131332339 is an apocalyptic number.

131332339 is a deficient number, since it is larger than the sum of its proper divisors (1).

131332339 is an equidigital number, since it uses as much as digits as its factorization.

131332339 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4374, while the sum is 28.

The square root of 131332339 is about 11460.0322425375. The cubic root of 131332339 is about 508.3044280139.

The spelling of 131332339 in words is "one hundred thirty-one million, three hundred thirty-two thousand, three hundred thirty-nine".