214100197 has 2 divisors, whose sum is σ = 214100198. Its totient is φ = 214100196.

The previous prime is 214100149. The next prime is 214100207. The reversal of 214100197 is 791001412.

214100197 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 115971361 + 98128836 = 10769^2 + 9906^2 .

It is a cyclic number.

It is not a de Polignac number, because 214100197 - 2²³ = 205711589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (214130197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107050098 + 107050099.

It is an arithmetic number, because the mean of its divisors is an integer number (107050099).

Almost surely, 2^214100197 is an apocalyptic number.

It is an amenable number.

214100197 is a deficient number, since it is larger than the sum of its proper divisors (1).

214100197 is an equidigital number, since it uses as much as digits as its factorization.

214100197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 25.

The square root of 214100197 is about 14632.1631005125. The cubic root of 214100197 is about 598.2357405471.

The spelling of 214100197 in words is "two hundred fourteen million, one hundred thousand, one hundred ninety-seven".