131944750571 has 2 divisors, whose sum is σ = 131944750572. Its totient is φ = 131944750570.

The previous prime is 131944750541. The next prime is 131944750579. The reversal of 131944750571 is 175057449131.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-131944750571 is a prime.

It is not a weakly prime, because it can be changed into another prime (131944750579) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65972375285 + 65972375286.

It is an arithmetic number, because the mean of its divisors is an integer number (65972375286).

Almost surely, 2^131944750571 is an apocalyptic number.

131944750571 is a deficient number, since it is larger than the sum of its proper divisors (1).

131944750571 is an equidigital number, since it uses as much as digits as its factorization.

131944750571 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 529200, while the sum is 47.

The spelling of 131944750571 in words is "one hundred thirty-one billion, nine hundred forty-four million, seven hundred fifty thousand, five hundred seventy-one".