197680363 has 2 divisors, whose sum is σ = 197680364. Its totient is φ = 197680362.

The previous prime is 197680339. The next prime is 197680367. The reversal of 197680363 is 363086791.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 197680363 - 2¹³ = 197672171 is a prime.

It is not a weakly prime, because it can be changed into another prime (197680367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98840181 + 98840182.

It is an arithmetic number, because the mean of its divisors is an integer number (98840182).

Almost surely, 2^197680363 is an apocalyptic number.

197680363 is a deficient number, since it is larger than the sum of its proper divisors (1).

197680363 is an equidigital number, since it uses as much as digits as its factorization.

197680363 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 163296, while the sum is 43.

The square root of 197680363 is about 14059.8848857308. The cubic root of 197680363 is about 582.5338635780.

The spelling of 197680363 in words is "one hundred ninety-seven million, six hundred eighty thousand, three hundred sixty-three".