1426989059 has 2 divisors, whose sum is σ = 1426989060. Its totient is φ = 1426989058.

The previous prime is 1426989049. The next prime is 1426989071. The reversal of 1426989059 is 9509896241.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1426989059 - 2²⁴ = 1410211843 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1426989059.

It is not a weakly prime, because it can be changed into another prime (1426989029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 713494529 + 713494530.

It is an arithmetic number, because the mean of its divisors is an integer number (713494530).

Almost surely, 2^1426989059 is an apocalyptic number.

1426989059 is a deficient number, since it is larger than the sum of its proper divisors (1).

1426989059 is an equidigital number, since it uses as much as digits as its factorization.

1426989059 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1399680, while the sum is 53.

The square root of 1426989059 is about 37775.5087192747. The cubic root of 1426989059 is about 1125.8318940611.

The spelling of 1426989059 in words is "one billion, four hundred twenty-six million, nine hundred eighty-nine thousand, fifty-nine".