131342011247 has 2 divisors, whose sum is σ = 131342011248. Its totient is φ = 131342011246.

The previous prime is 131342011243. The next prime is 131342011291. The reversal of 131342011247 is 742110243131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 131342011247 - 2² = 131342011243 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131342011243) 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, 65671005623 + 65671005624.

It is an arithmetic number, because the mean of its divisors is an integer number (65671005624).

Almost surely, 2^131342011247 is an apocalyptic number.

131342011247 is a deficient number, since it is larger than the sum of its proper divisors (1).

131342011247 is an equidigital number, since it uses as much as digits as its factorization.

131342011247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 29.

Adding to 131342011247 its reverse (742110243131), we get a palindrome (873452254378).

The spelling of 131342011247 in words is "one hundred thirty-one billion, three hundred forty-two million, eleven thousand, two hundred forty-seven".