14507979121 has 2 divisors, whose sum is σ = 14507979122. Its totient is φ = 14507979120.

The previous prime is 14507979119. The next prime is 14507979149. The reversal of 14507979121 is 12197970541.

14507979121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12390138721 + 2117840400 = 111311^2 + 46020^2 .

It is a cyclic number.

It is not a de Polignac number, because 14507979121 - 2¹ = 14507979119 is a prime.

Together with 14507979119, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (14507979151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7253989560 + 7253989561.

It is an arithmetic number, because the mean of its divisors is an integer number (7253989561).

Almost surely, 2^14507979121 is an apocalyptic number.

It is an amenable number.

14507979121 is a deficient number, since it is larger than the sum of its proper divisors (1).

14507979121 is an equidigital number, since it uses as much as digits as its factorization.

14507979121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 158760, while the sum is 46.

The spelling of 14507979121 in words is "fourteen billion, five hundred seven million, nine hundred seventy-nine thousand, one hundred twenty-one".