197361337 has 2 divisors, whose sum is σ = 197361338. Its totient is φ = 197361336.

The previous prime is 197361323. The next prime is 197361343. The reversal of 197361337 is 733163791.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 175933696 + 21427641 = 13264^2 + 4629^2 .

It is an emirp because it is prime and its reverse (733163791) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 197361337 - 2¹⁹ = 196837049 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 197361337.

It is not a weakly prime, because it can be changed into another prime (197161337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98680668 + 98680669.

It is an arithmetic number, because the mean of its divisors is an integer number (98680669).

Almost surely, 2^197361337 is an apocalyptic number.

It is an amenable number.

197361337 is a deficient number, since it is larger than the sum of its proper divisors (1).

197361337 is an equidigital number, since it uses as much as digits as its factorization.

197361337 is an evil number, because the sum of its binary digits is even.

The product of its digits is 71442, while the sum is 40.

The square root of 197361337 is about 14048.5350481821. The cubic root of 197361337 is about 582.2203212015.

The spelling of 197361337 in words is "one hundred ninety-seven million, three hundred sixty-one thousand, three hundred thirty-seven".