131546162204143 has 16 divisors (see below), whose sum is σ = 134493470616960. Its totient is φ = 128624835679200.

The previous prime is 131546162204071. The next prime is 131546162204159. The reversal of 131546162204143 is 341402261645131.

It is a cyclic number.

It is not a de Polignac number, because 131546162204143 - 2¹³ = 131546162195951 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 131546162204143.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131546162204173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31524528 + ... + 35452618.

It is an arithmetic number, because the mean of its divisors is an integer number (8405841913560).

Almost surely, 2^{131546162204143} is an apocalyptic number.

131546162204143 is a deficient number, since it is larger than the sum of its proper divisors (2947308412817).

131546162204143 is a wasteful number, since it uses less digits than its factorization.

131546162204143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3931398.

The product of its (nonzero) digits is 414720, while the sum is 43.

The spelling of 131546162204143 in words is "one hundred thirty-one trillion, five hundred forty-six billion, one hundred sixty-two million, two hundred four thousand, one hundred forty-three".