197530607 has 2 divisors, whose sum is σ = 197530608. Its totient is φ = 197530606.

The previous prime is 197530603. The next prime is 197530651. The reversal of 197530607 is 706035791.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 197530607 - 2² = 197530603 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (197530603) 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, 98765303 + 98765304.

It is an arithmetic number, because the mean of its divisors is an integer number (98765304).

Almost surely, 2^197530607 is an apocalyptic number.

197530607 is a deficient number, since it is larger than the sum of its proper divisors (1).

197530607 is an equidigital number, since it uses as much as digits as its factorization.

197530607 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 39690, while the sum is 38.

The square root of 197530607 is about 14054.5582285606. The cubic root of 197530607 is about 582.3867237227.

The spelling of 197530607 in words is "one hundred ninety-seven million, five hundred thirty thousand, six hundred seven".