14523009997 has 2 divisors, whose sum is σ = 14523009998. Its totient is φ = 14523009996.

The previous prime is 14523009961. The next prime is 14523010043. The reversal of 14523009997 is 79990032541.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12833717796 + 1689292201 = 113286^2 + 41101^2 .

It is a cyclic number.

It is not a de Polignac number, because 14523009997 - 2¹⁹ = 14522485709 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 14523009997.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14523009937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7261504998 + 7261504999.

It is an arithmetic number, because the mean of its divisors is an integer number (7261504999).

Almost surely, 2^14523009997 is an apocalyptic number.

It is an amenable number.

14523009997 is a deficient number, since it is larger than the sum of its proper divisors (1).

14523009997 is an equidigital number, since it uses as much as digits as its factorization.

14523009997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 612360, while the sum is 49.

The spelling of 14523009997 in words is "fourteen billion, five hundred twenty-three million, nine thousand, nine hundred ninety-seven".