131864150471 has 2 divisors, whose sum is σ = 131864150472. Its totient is φ = 131864150470.

The previous prime is 131864150399. The next prime is 131864150477. The reversal of 131864150471 is 174051468131.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (174051468131) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-131864150471 is a prime.

It is a super-3 number, since 3×131864150471³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131864150477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65932075235 + 65932075236.

It is an arithmetic number, because the mean of its divisors is an integer number (65932075236).

Almost surely, 2^131864150471 is an apocalyptic number.

131864150471 is a deficient number, since it is larger than the sum of its proper divisors (1).

131864150471 is an equidigital number, since it uses as much as digits as its factorization.

131864150471 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 80640, while the sum is 41.

The spelling of 131864150471 in words is "one hundred thirty-one billion, eight hundred sixty-four million, one hundred fifty thousand, four hundred seventy-one".