230443403 has 2 divisors, whose sum is σ = 230443404. Its totient is φ = 230443402.

The previous prime is 230443391. The next prime is 230443427. The reversal of 230443403 is 304344032.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 230443403 - 2²² = 226249099 is a prime.

It is not a weakly prime, because it can be changed into another prime (230442403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115221701 + 115221702.

It is an arithmetic number, because the mean of its divisors is an integer number (115221702).

Almost surely, 2^230443403 is an apocalyptic number.

230443403 is a deficient number, since it is larger than the sum of its proper divisors (1).

230443403 is an equidigital number, since it uses as much as digits as its factorization.

230443403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 23.

The square root of 230443403 is about 15180.3624133286. The cubic root of 230443403 is about 613.0860390167.

Adding to 230443403 its reverse (304344032), we get a palindrome (534787435).

The spelling of 230443403 in words is "two hundred thirty million, four hundred forty-three thousand, four hundred three".