14428571489 has 2 divisors, whose sum is σ = 14428571490. Its totient is φ = 14428571488.

The previous prime is 14428571411. The next prime is 14428571497. The reversal of 14428571489 is 98417582441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10384629025 + 4043942464 = 101905^2 + 63592^2 .

It is a cyclic number.

It is not a de Polignac number, because 14428571489 - 2¹⁶ = 14428505953 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 14428571489.

It is not a weakly prime, because it can be changed into another prime (14428571089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7214285744 + 7214285745.

It is an arithmetic number, because the mean of its divisors is an integer number (7214285745).

Almost surely, 2^14428571489 is an apocalyptic number.

It is an amenable number.

14428571489 is a deficient number, since it is larger than the sum of its proper divisors (1).

14428571489 is an equidigital number, since it uses as much as digits as its factorization.

14428571489 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2580480, while the sum is 53.

The spelling of 14428571489 in words is "fourteen billion, four hundred twenty-eight million, five hundred seventy-one thousand, four hundred eighty-nine".