5253509 has 2 divisors, whose sum is σ = 5253510. Its totient is φ = 5253508.

The previous prime is 5253487. The next prime is 5253511. The reversal of 5253509 is 9053525.

5253509 is digitally balanced in base 3, 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., 5244100 + 9409 = 2290^2 + 97^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5253509 is a prime.

Together with 5253511, it forms a pair of twin primes.

It is a Chen prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5253529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2626754 + 2626755.

It is an arithmetic number, because the mean of its divisors is an integer number (2626755).

Almost surely, 2^5253509 is an apocalyptic number.

It is an amenable number.

5253509 is a deficient number, since it is larger than the sum of its proper divisors (1).

5253509 is an equidigital number, since it uses as much as digits as its factorization.

5253509 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6750, while the sum is 29.

The square root of 5253509 is about 2292.0534461482. The cubic root of 5253509 is about 173.8400454539.

The spelling of 5253509 in words is "five million, two hundred fifty-three thousand, five hundred nine".