230591747 has 2 divisors, whose sum is σ = 230591748. Its totient is φ = 230591746.

The previous prime is 230591717. The next prime is 230591759. The reversal of 230591747 is 747195032.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 230591747 - 2²² = 226397443 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 230591747.

It is not a weakly prime, because it can be changed into another prime (230591707) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115295873 + 115295874.

It is an arithmetic number, because the mean of its divisors is an integer number (115295874).

Almost surely, 2^230591747 is an apocalyptic number.

230591747 is a deficient number, since it is larger than the sum of its proper divisors (1).

230591747 is an equidigital number, since it uses as much as digits as its factorization.

230591747 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 52920, while the sum is 38.

The square root of 230591747 is about 15185.2476766103. The cubic root of 230591747 is about 613.2175653493.

The spelling of 230591747 in words is "two hundred thirty million, five hundred ninety-one thousand, seven hundred forty-seven".