229801193 has 2 divisors, whose sum is σ = 229801194. Its totient is φ = 229801192.

The previous prime is 229801183. The next prime is 229801199. The reversal of 229801193 is 391108922.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 229583104 + 218089 = 15152^2 + 467^2 .

It is a cyclic number.

It is not a de Polignac number, because 229801193 - 2¹² = 229797097 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 (229801199) 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, 114900596 + 114900597.

It is an arithmetic number, because the mean of its divisors is an integer number (114900597).

Almost surely, 2^229801193 is an apocalyptic number.

It is an amenable number.

229801193 is a deficient number, since it is larger than the sum of its proper divisors (1).

229801193 is an equidigital number, since it uses as much as digits as its factorization.

229801193 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 35.

The square root of 229801193 is about 15159.1949984160. The cubic root of 229801193 is about 612.5159839227.

The spelling of 229801193 in words is "two hundred twenty-nine million, eight hundred one thousand, one hundred ninety-three".