131304062219489 has 2 divisors, whose sum is σ = 131304062219490. Its totient is φ = 131304062219488.

The previous prime is 131304062219461. The next prime is 131304062219509. The reversal of 131304062219489 is 984912260403131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 129249999979489 + 2054062240000 = 11368817^2 + 1433200^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-131304062219489 is a prime.

It is a super-2 number, since 2×131304062219489² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 131304062219489.

It is not a weakly prime, because it can be changed into another prime (131304062219389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65652031109744 + 65652031109745.

It is an arithmetic number, because the mean of its divisors is an integer number (65652031109745).

Almost surely, 2^{131304062219489} is an apocalyptic number.

It is an amenable number.

131304062219489 is a deficient number, since it is larger than the sum of its proper divisors (1).

131304062219489 is an equidigital number, since it uses as much as digits as its factorization.

131304062219489 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2239488, while the sum is 53.

The spelling of 131304062219489 in words is "one hundred thirty-one trillion, three hundred four billion, sixty-two million, two hundred nineteen thousand, four hundred eighty-nine".