197801363 has 2 divisors, whose sum is σ = 197801364. Its totient is φ = 197801362.

The previous prime is 197801347. The next prime is 197801399. The reversal of 197801363 is 363108791.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 197801363 - 2⁴ = 197801347 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (197801323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98900681 + 98900682.

It is an arithmetic number, because the mean of its divisors is an integer number (98900682).

Almost surely, 2^197801363 is an apocalyptic number.

197801363 is a deficient number, since it is larger than the sum of its proper divisors (1).

197801363 is an equidigital number, since it uses as much as digits as its factorization.

197801363 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27216, while the sum is 38.

The square root of 197801363 is about 14064.1872498911. The cubic root of 197801363 is about 582.6526955141.

The spelling of 197801363 in words is "one hundred ninety-seven million, eight hundred one thousand, three hundred sixty-three".