130145089 has 2 divisors, whose sum is σ = 130145090. Its totient is φ = 130145088.

The previous prime is 130145083. The next prime is 130145107. The reversal of 130145089 is 980541031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 99840064 + 30305025 = 9992^2 + 5505^2 .

It is an emirp because it is prime and its reverse (980541031) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 130145089 - 2²⁵ = 96590657 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 130145089.

It is not a weakly prime, because it can be changed into another prime (130145083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65072544 + 65072545.

It is an arithmetic number, because the mean of its divisors is an integer number (65072545).

Almost surely, 2^130145089 is an apocalyptic number.

It is an amenable number.

130145089 is a deficient number, since it is larger than the sum of its proper divisors (1).

130145089 is an equidigital number, since it uses as much as digits as its factorization.

130145089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 130145089 is about 11408.1150502614. The cubic root of 130145089 is about 506.7680911817.

The spelling of 130145089 in words is "one hundred thirty million, one hundred forty-five thousand, eighty-nine".