197119673 has 2 divisors, whose sum is σ = 197119674. Its totient is φ = 197119672.

The previous prime is 197119651. The next prime is 197119687. The reversal of 197119673 is 376911791.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 157076089 + 40043584 = 12533^2 + 6328^2 .

It is a cyclic number.

It is not a de Polignac number, because 197119673 - 2²⁴ = 180342457 is a prime.

It is not a weakly prime, because it can be changed into another prime (197119613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98559836 + 98559837.

It is an arithmetic number, because the mean of its divisors is an integer number (98559837).

Almost surely, 2^197119673 is an apocalyptic number.

It is an amenable number.

197119673 is a deficient number, since it is larger than the sum of its proper divisors (1).

197119673 is an equidigital number, since it uses as much as digits as its factorization.

197119673 is an evil number, because the sum of its binary digits is even.

The product of its digits is 71442, while the sum is 44.

The square root of 197119673 is about 14039.9313744762. The cubic root of 197119673 is about 581.9825860883.

The spelling of 197119673 in words is "one hundred ninety-seven million, one hundred nineteen thousand, six hundred seventy-three".