148144289 has 2 divisors, whose sum is σ = 148144290. Its totient is φ = 148144288.

The previous prime is 148144259. The next prime is 148144301. The reversal of 148144289 is 982441841.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 114597025 + 33547264 = 10705^2 + 5792^2 .

It is a cyclic number.

It is not a de Polignac number, because 148144289 - 2⁸ = 148144033 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (148144259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74072144 + 74072145.

It is an arithmetic number, because the mean of its divisors is an integer number (74072145).

Almost surely, 2^148144289 is an apocalyptic number.

It is an amenable number.

148144289 is a deficient number, since it is larger than the sum of its proper divisors (1).

148144289 is an equidigital number, since it uses as much as digits as its factorization.

148144289 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 73728, while the sum is 41.

The square root of 148144289 is about 12171.4538572843. The cubic root of 148144289 is about 529.1290894376.

The spelling of 148144289 in words is "one hundred forty-eight million, one hundred forty-four thousand, two hundred eighty-nine".