131644384607 has 2 divisors, whose sum is σ = 131644384608. Its totient is φ = 131644384606.

The previous prime is 131644384537. The next prime is 131644384657. The reversal of 131644384607 is 706483446131.

It is a strong prime.

It is an emirp because it is prime and its reverse (706483446131) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 131644384607 - 2⁸ = 131644384351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131644384657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65822192303 + 65822192304.

It is an arithmetic number, because the mean of its divisors is an integer number (65822192304).

Almost surely, 2^131644384607 is an apocalyptic number.

131644384607 is a deficient number, since it is larger than the sum of its proper divisors (1).

131644384607 is an equidigital number, since it uses as much as digits as its factorization.

131644384607 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1161216, while the sum is 47.

The spelling of 131644384607 in words is "one hundred thirty-one billion, six hundred forty-four million, three hundred eighty-four thousand, six hundred seven".