7509253 has 2 divisors, whose sum is σ = 7509254. Its totient is φ = 7509252.

The previous prime is 7509251. The next prime is 7509263. The reversal of 7509253 is 3529057.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4743684 + 2765569 = 2178^2 + 1663^2 .

It is a cyclic number.

It is not a de Polignac number, because 7509253 - 2¹ = 7509251 is a prime.

Together with 7509251, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7509251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3754626 + 3754627.

It is an arithmetic number, because the mean of its divisors is an integer number (3754627).

Almost surely, 2^7509253 is an apocalyptic number.

It is an amenable number.

7509253 is a deficient number, since it is larger than the sum of its proper divisors (1).

7509253 is an equidigital number, since it uses as much as digits as its factorization.

7509253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9450, while the sum is 31.

The square root of 7509253 is about 2740.3016257339. The cubic root of 7509253 is about 195.8238473550.

The spelling of 7509253 in words is "seven million, five hundred nine thousand, two hundred fifty-three".