197233793 has 2 divisors, whose sum is σ = 197233794. Its totient is φ = 197233792.

The previous prime is 197233787. The next prime is 197233837. The reversal of 197233793 is 397332791.

It is an a-pointer prime, because the next prime (197233837) can be obtained adding 197233793 to its sum of digits (44).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 109474369 + 87759424 = 10463^2 + 9368^2 .

It is a cyclic number.

It is not a de Polignac number, because 197233793 - 2⁸ = 197233537 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (197233753) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98616896 + 98616897.

It is an arithmetic number, because the mean of its divisors is an integer number (98616897).

Almost surely, 2^197233793 is an apocalyptic number.

It is an amenable number.

197233793 is a deficient number, since it is larger than the sum of its proper divisors (1).

197233793 is an equidigital number, since it uses as much as digits as its factorization.

197233793 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 214326, while the sum is 44.

The square root of 197233793 is about 14043.9949088570. The cubic root of 197233793 is about 582.0948749650.

The spelling of 197233793 in words is "one hundred ninety-seven million, two hundred thirty-three thousand, seven hundred ninety-three".