131000030304389 has 2 divisors, whose sum is σ = 131000030304390. Its totient is φ = 131000030304388.

The previous prime is 131000030304383. The next prime is 131000030304433. The reversal of 131000030304389 is 983403030000131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 129558073640164 + 1441956664225 = 11382358^2 + 1200815^2 .

It is a cyclic number.

It is not a de Polignac number, because 131000030304389 - 2²⁰ = 131000029255813 is a prime.

It is a super-2 number, since 2×131000030304389² (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 (131000030304383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65500015152194 + 65500015152195.

It is an arithmetic number, because the mean of its divisors is an integer number (65500015152195).

Almost surely, 2^{131000030304389} is an apocalyptic number.

It is an amenable number.

131000030304389 is a deficient number, since it is larger than the sum of its proper divisors (1).

131000030304389 is an equidigital number, since it uses as much as digits as its factorization.

131000030304389 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23328, while the sum is 35.

The spelling of 131000030304389 in words is "one hundred thirty-one trillion, thirty million, three hundred four thousand, three hundred eighty-nine".