65424503 has 2 divisors, whose sum is σ = 65424504. Its totient is φ = 65424502.

The previous prime is 65424497. The next prime is 65424521. The reversal of 65424503 is 30542456.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 65424503 - 2⁶ = 65424439 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65424533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32712251 + 32712252.

It is an arithmetic number, because the mean of its divisors is an integer number (32712252).

Almost surely, 2^65424503 is an apocalyptic number.

65424503 is a deficient number, since it is larger than the sum of its proper divisors (1).

65424503 is an equidigital number, since it uses as much as digits as its factorization.

65424503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 65424503 is about 8088.5414630822. The cubic root of 65424503 is about 402.9459645506.

Adding to 65424503 its reverse (30542456), we get a palindrome (95966959).

The spelling of 65424503 in words is "sixty-five million, four hundred twenty-four thousand, five hundred three".