10248509 has 2 divisors, whose sum is σ = 10248510. Its totient is φ = 10248508.

The previous prime is 10248499. The next prime is 10248517. The reversal of 10248509 is 90584201.

10248509 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7409284 + 2839225 = 2722^2 + 1685^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10248509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10248529) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5124254 + 5124255.

It is an arithmetic number, because the mean of its divisors is an integer number (5124255).

Almost surely, 2^10248509 is an apocalyptic number.

It is an amenable number.

10248509 is a deficient number, since it is larger than the sum of its proper divisors (1).

10248509 is an equidigital number, since it uses as much as digits as its factorization.

10248509 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 29.

The square root of 10248509 is about 3201.3292551689. The cubic root of 10248509 is about 217.2135410592.

The spelling of 10248509 in words is "ten million, two hundred forty-eight thousand, five hundred nine".