232313189 has 2 divisors, whose sum is σ = 232313190. Its totient is φ = 232313188.

The previous prime is 232313161. The next prime is 232313203. The reversal of 232313189 is 981313232.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 154132225 + 78180964 = 12415^2 + 8842^2 .

It is a cyclic number.

It is not a de Polignac number, because 232313189 - 2¹² = 232309093 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 (232313119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116156594 + 116156595.

It is an arithmetic number, because the mean of its divisors is an integer number (116156595).

Almost surely, 2^232313189 is an apocalyptic number.

It is an amenable number.

232313189 is a deficient number, since it is larger than the sum of its proper divisors (1).

232313189 is an equidigital number, since it uses as much as digits as its factorization.

232313189 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7776, while the sum is 32.

The square root of 232313189 is about 15241.8236769751. The cubic root of 232313189 is about 614.7397396133.

The spelling of 232313189 in words is "two hundred thirty-two million, three hundred thirteen thousand, one hundred eighty-nine".