197514973 has 2 divisors, whose sum is σ = 197514974. Its totient is φ = 197514972.

The previous prime is 197514901. The next prime is 197515001. The reversal of 197514973 is 379415791.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 185695129 + 11819844 = 13627^2 + 3438^2 .

It is a cyclic number.

It is not a de Polignac number, because 197514973 - 2¹³ = 197506781 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (197514173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98757486 + 98757487.

It is an arithmetic number, because the mean of its divisors is an integer number (98757487).

Almost surely, 2^197514973 is an apocalyptic number.

It is an amenable number.

197514973 is a deficient number, since it is larger than the sum of its proper divisors (1).

197514973 is an equidigital number, since it uses as much as digits as its factorization.

197514973 is an evil number, because the sum of its binary digits is even.

The product of its digits is 238140, while the sum is 46.

The square root of 197514973 is about 14054.0020278923. The cubic root of 197514973 is about 582.3713585524.

The spelling of 197514973 in words is "one hundred ninety-seven million, five hundred fourteen thousand, nine hundred seventy-three".