131444523347 has 2 divisors, whose sum is σ = 131444523348. Its totient is φ = 131444523346.

The previous prime is 131444523317. The next prime is 131444523349. The reversal of 131444523347 is 743325444131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 131444523347 - 2²² = 131440329043 is a prime.

Together with 131444523349, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (131444523349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65722261673 + 65722261674.

It is an arithmetic number, because the mean of its divisors is an integer number (65722261674).

Almost surely, 2^131444523347 is an apocalyptic number.

131444523347 is a deficient number, since it is larger than the sum of its proper divisors (1).

131444523347 is an equidigital number, since it uses as much as digits as its factorization.

131444523347 is an evil number, because the sum of its binary digits is even.

The product of its digits is 483840, while the sum is 41.

Adding to 131444523347 its reverse (743325444131), we get a palindrome (874769967478).

The spelling of 131444523347 in words is "one hundred thirty-one billion, four hundred forty-four million, five hundred twenty-three thousand, three hundred forty-seven".