131142102292493 has 2 divisors, whose sum is σ = 131142102292494. Its totient is φ = 131142102292492.

The previous prime is 131142102292483. The next prime is 131142102292519. The reversal of 131142102292493 is 394292201241131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 74132323860169 + 57009778432324 = 8610013^2 + 7550482^2 .

It is a cyclic number.

It is not a de Polignac number, because 131142102292493 - 2⁶ = 131142102292429 is a prime.

It is a super-2 number, since 2×131142102292493² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131142102292433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65571051146246 + 65571051146247.

It is an arithmetic number, because the mean of its divisors is an integer number (65571051146247).

Almost surely, 2^{131142102292493} is an apocalyptic number.

It is an amenable number.

131142102292493 is a deficient number, since it is larger than the sum of its proper divisors (1).

131142102292493 is an equidigital number, since it uses as much as digits as its factorization.

131142102292493 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 186624, while the sum is 44.

The spelling of 131142102292493 in words is "one hundred thirty-one trillion, one hundred forty-two billion, one hundred two million, two hundred ninety-two thousand, four hundred ninety-three".