14545123289 has 2 divisors, whose sum is σ = 14545123290. Its totient is φ = 14545123288.

The previous prime is 14545123259. The next prime is 14545123297. The reversal of 14545123289 is 98232154541.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14449963264 + 95160025 = 120208^2 + 9755^2 .

It is a cyclic number.

It is not a de Polignac number, because 14545123289 - 2²⁴ = 14528346073 is a prime.

It is a super-2 number, since 2×14545123289² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (14545123259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7272561644 + 7272561645.

It is an arithmetic number, because the mean of its divisors is an integer number (7272561645).

Almost surely, 2^14545123289 is an apocalyptic number.

It is an amenable number.

14545123289 is a deficient number, since it is larger than the sum of its proper divisors (1).

14545123289 is an equidigital number, since it uses as much as digits as its factorization.

14545123289 is an evil number, because the sum of its binary digits is even.

The product of its digits is 345600, while the sum is 44.

The spelling of 14545123289 in words is "fourteen billion, five hundred forty-five million, one hundred twenty-three thousand, two hundred eighty-nine".