230123503 has 2 divisors, whose sum is σ = 230123504. Its totient is φ = 230123502.

The previous prime is 230123489. The next prime is 230123507. The reversal of 230123503 is 305321032.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 230123503 - 2¹³ = 230115311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (230123507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115061751 + 115061752.

It is an arithmetic number, because the mean of its divisors is an integer number (115061752).

Almost surely, 2^230123503 is an apocalyptic number.

230123503 is a deficient number, since it is larger than the sum of its proper divisors (1).

230123503 is an equidigital number, since it uses as much as digits as its factorization.

230123503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540, while the sum is 19.

The square root of 230123503 is about 15169.8221149755. The cubic root of 230123503 is about 612.8022136535.

Adding to 230123503 its reverse (305321032), we get a palindrome (535444535).

The spelling of 230123503 in words is "two hundred thirty million, one hundred twenty-three thousand, five hundred three".