131326452229 has 4 divisors (see below), whose sum is σ = 150087373984. Its totient is φ = 112565530476.

The previous prime is 131326452221. The next prime is 131326452269. The reversal of 131326452229 is 922254623131.

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 not a de Polignac number, because 131326452229 - 2³ = 131326452221 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 131326452191 and 131326452200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131326452221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9380460867 + ... + 9380460880.

It is an arithmetic number, because the mean of its divisors is an integer number (37521843496).

Almost surely, 2^131326452229 is an apocalyptic number.

It is an amenable number.

131326452229 is a deficient number, since it is larger than the sum of its proper divisors (18760921755).

131326452229 is an equidigital number, since it uses as much as digits as its factorization.

131326452229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18760921754.

The product of its digits is 155520, while the sum is 40.

The spelling of 131326452229 in words is "one hundred thirty-one billion, three hundred twenty-six million, four hundred fifty-two thousand, two hundred twenty-nine".