197314357 has 2 divisors, whose sum is σ = 197314358. Its totient is φ = 197314356.

The previous prime is 197314339. The next prime is 197314361. The reversal of 197314357 is 753413791.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 196953156 + 361201 = 14034^2 + 601^2 .

It is a cyclic number.

It is not a de Polignac number, because 197314357 - 2¹¹ = 197312309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (197314457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98657178 + 98657179.

It is an arithmetic number, because the mean of its divisors is an integer number (98657179).

Almost surely, 2^197314357 is an apocalyptic number.

It is an amenable number.

197314357 is a deficient number, since it is larger than the sum of its proper divisors (1).

197314357 is an equidigital number, since it uses as much as digits as its factorization.

197314357 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 79380, while the sum is 40.

The square root of 197314357 is about 14046.8628882039. The cubic root of 197314357 is about 582.1741201881.

The spelling of 197314357 in words is "one hundred ninety-seven million, three hundred fourteen thousand, three hundred fifty-seven".