232127989 has 2 divisors, whose sum is σ = 232127990. Its totient is φ = 232127988.

The previous prime is 232127963. The next prime is 232127993. The reversal of 232127989 is 989721232.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 164608900 + 67519089 = 12830^2 + 8217^2 .

It is a cyclic number.

It is not a de Polignac number, because 232127989 - 2¹¹ = 232125941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (232127789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116063994 + 116063995.

It is an arithmetic number, because the mean of its divisors is an integer number (116063995).

Almost surely, 2^232127989 is an apocalyptic number.

It is an amenable number.

232127989 is a deficient number, since it is larger than the sum of its proper divisors (1).

232127989 is an equidigital number, since it uses as much as digits as its factorization.

232127989 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 108864, while the sum is 43.

The square root of 232127989 is about 15235.7470771866. The cubic root of 232127989 is about 614.5763394101.

The spelling of 232127989 in words is "two hundred thirty-two million, one hundred twenty-seven thousand, nine hundred eighty-nine".