1424589689 has 2 divisors, whose sum is σ = 1424589690. Its totient is φ = 1424589688.

The previous prime is 1424589679. The next prime is 1424589697. The reversal of 1424589689 is 9869854241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1388829289 + 35760400 = 37267^2 + 5980^2 .

It is a cyclic number.

It is not a de Polignac number, because 1424589689 - 2²⁰ = 1423541113 is a prime.

It is not a weakly prime, because it can be changed into another prime (1424589629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 712294844 + 712294845.

It is an arithmetic number, because the mean of its divisors is an integer number (712294845).

Almost surely, 2^1424589689 is an apocalyptic number.

It is an amenable number.

1424589689 is a deficient number, since it is larger than the sum of its proper divisors (1).

1424589689 is an equidigital number, since it uses as much as digits as its factorization.

1424589689 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4976640, while the sum is 56.

The square root of 1424589689 is about 37743.7370831241. The cubic root of 1424589689 is about 1125.2005407765.

The spelling of 1424589689 in words is "one billion, four hundred twenty-four million, five hundred eighty-nine thousand, six hundred eighty-nine".