14207545997 has 2 divisors, whose sum is σ = 14207545998. Its totient is φ = 14207545996.

The previous prime is 14207545981. The next prime is 14207546081. The reversal of 14207545997 is 79954570241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9925937641 + 4281608356 = 99629^2 + 65434^2 .

It is a cyclic number.

It is not a de Polignac number, because 14207545997 - 2⁴ = 14207545981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14207545907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7103772998 + 7103772999.

It is an arithmetic number, because the mean of its divisors is an integer number (7103772999).

Almost surely, 2^14207545997 is an apocalyptic number.

It is an amenable number.

14207545997 is a deficient number, since it is larger than the sum of its proper divisors (1).

14207545997 is an equidigital number, since it uses as much as digits as its factorization.

14207545997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3175200, while the sum is 53.

The spelling of 14207545997 in words is "fourteen billion, two hundred seven million, five hundred forty-five thousand, nine hundred ninety-seven".