131444250239 has 2 divisors, whose sum is σ = 131444250240. Its totient is φ = 131444250238.

The previous prime is 131444250233. The next prime is 131444250283. The reversal of 131444250239 is 932052444131.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-131444250239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131444250233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65722125119 + 65722125120.

It is an arithmetic number, because the mean of its divisors is an integer number (65722125120).

Almost surely, 2^131444250239 is an apocalyptic number.

131444250239 is a deficient number, since it is larger than the sum of its proper divisors (1).

131444250239 is an equidigital number, since it uses as much as digits as its factorization.

131444250239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 103680, while the sum is 38.

The spelling of 131444250239 in words is "one hundred thirty-one billion, four hundred forty-four million, two hundred fifty thousand, two hundred thirty-nine".