14431201889 has 4 divisors (see below), whose sum is σ = 15541294356. Its totient is φ = 13321109424.

The previous prime is 14431201817. The next prime is 14431201901. The reversal of 14431201889 is 98810213441.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 98810213441 = 17167 ⋅5755823.

It can be written as a sum of positive squares in 2 ways, for example, as 8060448400 + 6370753489 = 89780^2 + 79817^2 .

It is a cyclic number.

It is not a de Polignac number, because 14431201889 - 2⁸ = 14431201633 is a prime.

It is a super-2 number, since 2×14431201889² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14431203889) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 555046214 + ... + 555046239.

It is an arithmetic number, because the mean of its divisors is an integer number (3885323589).

Almost surely, 2^14431201889 is an apocalyptic number.

It is an amenable number.

14431201889 is a deficient number, since it is larger than the sum of its proper divisors (1110092467).

14431201889 is a wasteful number, since it uses less digits than its factorization.

14431201889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1110092466.

The product of its (nonzero) digits is 55296, while the sum is 41.

The spelling of 14431201889 in words is "fourteen billion, four hundred thirty-one million, two hundred one thousand, eight hundred eighty-nine".