230140609 has 2 divisors, whose sum is σ = 230140610. Its totient is φ = 230140608.

The previous prime is 230140583. The next prime is 230140613. The reversal of 230140609 is 906041032.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 184280625 + 45859984 = 13575^2 + 6772^2 .

It is a cyclic number.

It is not a de Polignac number, because 230140609 - 2²⁷ = 95922881 is a prime.

It is not a weakly prime, because it can be changed into another prime (230140909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115070304 + 115070305.

It is an arithmetic number, because the mean of its divisors is an integer number (115070305).

Almost surely, 2^230140609 is an apocalyptic number.

It is an amenable number.

230140609 is a deficient number, since it is larger than the sum of its proper divisors (1).

230140609 is an equidigital number, since it uses as much as digits as its factorization.

230140609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 230140609 is about 15170.3859212612. The cubic root of 230140609 is about 612.8173972901.

The spelling of 230140609 in words is "two hundred thirty million, one hundred forty thousand, six hundred nine".