1424401289 has 2 divisors, whose sum is σ = 1424401290. Its totient is φ = 1424401288.

The previous prime is 1424401267. The next prime is 1424401333. The reversal of 1424401289 is 9821044241.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 783552064 + 640849225 = 27992^2 + 25315^2 .

It is a cyclic number.

It is not a de Polignac number, because 1424401289 - 2¹² = 1424397193 is a prime.

It is not a weakly prime, because it can be changed into another prime (1424401229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 712200644 + 712200645.

It is an arithmetic number, because the mean of its divisors is an integer number (712200645).

Almost surely, 2^1424401289 is an apocalyptic number.

It is an amenable number.

1424401289 is a deficient number, since it is larger than the sum of its proper divisors (1).

1424401289 is an equidigital number, since it uses as much as digits as its factorization.

1424401289 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18432, while the sum is 35.

The square root of 1424401289 is about 37741.2412223022. The cubic root of 1424401289 is about 1125.1509365222.

The spelling of 1424401289 in words is "one billion, four hundred twenty-four million, four hundred one thousand, two hundred eighty-nine".