148619089 has 2 divisors, whose sum is σ = 148619090. Its totient is φ = 148619088.

The previous prime is 148619063. The next prime is 148619111. The reversal of 148619089 is 980916841.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 148425489 + 193600 = 12183^2 + 440^2 .

It is a cyclic number.

It is not a de Polignac number, because 148619089 - 2⁷ = 148618961 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (148619039) 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, 74309544 + 74309545.

It is an arithmetic number, because the mean of its divisors is an integer number (74309545).

Almost surely, 2^148619089 is an apocalyptic number.

It is an amenable number.

148619089 is a deficient number, since it is larger than the sum of its proper divisors (1).

148619089 is an equidigital number, since it uses as much as digits as its factorization.

148619089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 124416, while the sum is 46.

The square root of 148619089 is about 12190.9429085695. The cubic root of 148619089 is about 529.6937699342.

The spelling of 148619089 in words is "one hundred forty-eight million, six hundred nineteen thousand, eighty-nine".