14400320197 has 2 divisors, whose sum is σ = 14400320198. Its totient is φ = 14400320196.

The previous prime is 14400320189. The next prime is 14400320201. The reversal of 14400320197 is 79102300441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10540307556 + 3860012641 = 102666^2 + 62129^2 .

It is a cyclic number.

It is not a de Polignac number, because 14400320197 - 2³ = 14400320189 is a prime.

It is a super-2 number, since 2×14400320197² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14400320797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7200160098 + 7200160099.

It is an arithmetic number, because the mean of its divisors is an integer number (7200160099).

Almost surely, 2^14400320197 is an apocalyptic number.

It is an amenable number.

14400320197 is a deficient number, since it is larger than the sum of its proper divisors (1).

14400320197 is an equidigital number, since it uses as much as digits as its factorization.

14400320197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 31.

The spelling of 14400320197 in words is "fourteen billion, four hundred million, three hundred twenty thousand, one hundred ninety-seven".