130864213 has 2 divisors, whose sum is σ = 130864214.
Its totient is φ = 130864212.
The previous prime is 130864207. The next prime is 130864243. The reversal of 130864213 is 312468031.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 70677649 + 60186564 = 8407^2 + 7758^2
It is a cyclic number.
It is not a de Polignac number, because 130864213 - 29 = 130863701 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (130864243) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65432106 + 65432107.
It is an arithmetic number, because the mean of its divisors is an integer number (65432107).
Almost surely, 2130864213 is an apocalyptic number.
It is an amenable number.
130864213 is a deficient number, since it is larger than the sum of its proper divisors (1).
130864213 is an equidigital number, since it uses as much as digits as its factorization.
130864213 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 3456, while the sum is 28.
The square root of 130864213 is about 11439.5897216640.
The cubic root of 130864213 is about 507.6997691217.
The spelling of 130864213 in words is "one hundred thirty million, eight hundred sixty-four thousand, two hundred thirteen".