197831483 has 2 divisors, whose sum is σ = 197831484. Its totient is φ = 197831482.

The previous prime is 197831467. The next prime is 197831521. The reversal of 197831483 is 384138791.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 197831483 - 2⁴ = 197831467 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (197831443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98915741 + 98915742.

It is an arithmetic number, because the mean of its divisors is an integer number (98915742).

Almost surely, 2^197831483 is an apocalyptic number.

197831483 is a deficient number, since it is larger than the sum of its proper divisors (1).

197831483 is an equidigital number, since it uses as much as digits as its factorization.

197831483 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 145152, while the sum is 44.

The square root of 197831483 is about 14065.2580139861. The cubic root of 197831483 is about 582.6822682940.

The spelling of 197831483 in words is "one hundred ninety-seven million, eight hundred thirty-one thousand, four hundred eighty-three".