131159323 has 2 divisors, whose sum is σ = 131159324. Its totient is φ = 131159322.

The previous prime is 131159321. The next prime is 131159341. The reversal of 131159323 is 323951131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 131159323 - 2¹ = 131159321 is a prime.

Together with 131159321, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 131159291 and 131159300.

It is not a weakly prime, because it can be changed into another prime (131159321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65579661 + 65579662.

It is an arithmetic number, because the mean of its divisors is an integer number (65579662).

Almost surely, 2^131159323 is an apocalyptic number.

131159323 is a deficient number, since it is larger than the sum of its proper divisors (1).

131159323 is an equidigital number, since it uses as much as digits as its factorization.

131159323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2430, while the sum is 28.

The square root of 131159323 is about 11452.4810849003. The cubic root of 131159323 is about 508.0811180835.

The spelling of 131159323 in words is "one hundred thirty-one million, one hundred fifty-nine thousand, three hundred twenty-three".