423150289 has 2 divisors, whose sum is σ = 423150290. Its totient is φ = 423150288.

The previous prime is 423150271. The next prime is 423150361. The reversal of 423150289 is 982051324.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 218803264 + 204347025 = 14792^2 + 14295^2 .

It is a cyclic number.

It is not a de Polignac number, because 423150289 - 2¹⁵ = 423117521 is a prime.

It is a super-4 number, since 4×423150289⁴ (a number of 36 digits) contains 4444 as substring.

It is not a weakly prime, because it can be changed into another prime (423150209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211575144 + 211575145.

It is an arithmetic number, because the mean of its divisors is an integer number (211575145).

Almost surely, 2^423150289 is an apocalyptic number.

It is an amenable number.

423150289 is a deficient number, since it is larger than the sum of its proper divisors (1).

423150289 is an equidigital number, since it uses as much as digits as its factorization.

423150289 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 423150289 is about 20570.6171273494. The cubic root of 423150289 is about 750.7549665937.

The spelling of 423150289 in words is "four hundred twenty-three million, one hundred fifty thousand, two hundred eighty-nine".