232520503 has 2 divisors, whose sum is σ = 232520504. Its totient is φ = 232520502.

The previous prime is 232520473. The next prime is 232520513. The reversal of 232520503 is 305025232.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-232520503 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (232520513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116260251 + 116260252.

It is an arithmetic number, because the mean of its divisors is an integer number (116260252).

Almost surely, 2^232520503 is an apocalyptic number.

232520503 is a deficient number, since it is larger than the sum of its proper divisors (1).

232520503 is an equidigital number, since it uses as much as digits as its factorization.

232520503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1800, while the sum is 22.

The square root of 232520503 is about 15248.6229870110. The cubic root of 232520503 is about 614.9225478067.

Adding to 232520503 its reverse (305025232), we get a palindrome (537545735).

The spelling of 232520503 in words is "two hundred thirty-two million, five hundred twenty thousand, five hundred three".