197088443 has 2 divisors, whose sum is σ = 197088444. Its totient is φ = 197088442.

The previous prime is 197088431. The next prime is 197088461. The reversal of 197088443 is 344880791.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 197088443 - 2⁸ = 197088187 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 197088394 and 197088403.

It is not a weakly prime, because it can be changed into another prime (197088043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98544221 + 98544222.

It is an arithmetic number, because the mean of its divisors is an integer number (98544222).

Almost surely, 2^197088443 is an apocalyptic number.

197088443 is a deficient number, since it is larger than the sum of its proper divisors (1).

197088443 is an equidigital number, since it uses as much as digits as its factorization.

197088443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 193536, while the sum is 44.

The square root of 197088443 is about 14038.8191454980. The cubic root of 197088443 is about 581.9518496397.

The spelling of 197088443 in words is "one hundred ninety-seven million, eighty-eight thousand, four hundred forty-three".