1148258130989 has 2 divisors, whose sum is σ = 1148258130990. Its totient is φ = 1148258130988.

The previous prime is 1148258130959. The next prime is 1148258131021. The reversal of 1148258130989 is 9890318528411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 983385588964 + 164872542025 = 991658^2 + 406045^2 .

It is an emirp because it is prime and its reverse (9890318528411) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1148258130989 - 2¹² = 1148258126893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1148258130959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 574129065494 + 574129065495.

It is an arithmetic number, because the mean of its divisors is an integer number (574129065495).

Almost surely, 2^{1148258130989} is an apocalyptic number.

It is an amenable number.

1148258130989 is a deficient number, since it is larger than the sum of its proper divisors (1).

1148258130989 is an equidigital number, since it uses as much as digits as its factorization.

1148258130989 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4976640, while the sum is 59.

The spelling of 1148258130989 in words is "one trillion, one hundred forty-eight billion, two hundred fifty-eight million, one hundred thirty thousand, nine hundred eighty-nine".