14539925369 has 2 divisors, whose sum is σ = 14539925370. Its totient is φ = 14539925368.

The previous prime is 14539925333. The next prime is 14539925419. The reversal of 14539925369 is 96352993541.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12987565369 + 1552360000 = 113963^2 + 39400^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14539925369 is a prime.

It is a super-2 number, since 2×14539925369² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (14539924369) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7269962684 + 7269962685.

It is an arithmetic number, because the mean of its divisors is an integer number (7269962685).

Almost surely, 2^14539925369 is an apocalyptic number.

It is an amenable number.

14539925369 is a deficient number, since it is larger than the sum of its proper divisors (1).

14539925369 is an equidigital number, since it uses as much as digits as its factorization.

14539925369 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7873200, while the sum is 56.

The spelling of 14539925369 in words is "fourteen billion, five hundred thirty-nine million, nine hundred twenty-five thousand, three hundred sixty-nine".