130087673 has 2 divisors, whose sum is σ = 130087674. Its totient is φ = 130087672.

The previous prime is 130087667. The next prime is 130087739. The reversal of 130087673 is 376780031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 125260864 + 4826809 = 11192^2 + 2197^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-130087673 is a prime.

It is equal to p_7382834 and since 130087673 and 7382834 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (130087603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65043836 + 65043837.

It is an arithmetic number, because the mean of its divisors is an integer number (65043837).

Almost surely, 2^130087673 is an apocalyptic number.

It is an amenable number.

130087673 is a deficient number, since it is larger than the sum of its proper divisors (1).

130087673 is an equidigital number, since it uses as much as digits as its factorization.

130087673 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21168, while the sum is 35.

The square root of 130087673 is about 11405.5983183698. The cubic root of 130087673 is about 506.6935567350.

The spelling of 130087673 in words is "one hundred thirty million, eighty-seven thousand, six hundred seventy-three".