11505253 has 2 divisors, whose sum is σ = 11505254. Its totient is φ = 11505252.

The previous prime is 11505251. The next prime is 11505259. The reversal of 11505253 is 35250511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11404129 + 101124 = 3377^2 + 318^2 .

It is a cyclic number.

It is not a de Polignac number, because 11505253 - 2¹ = 11505251 is a prime.

Together with 11505251, 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 (11505251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5752626 + 5752627.

It is an arithmetic number, because the mean of its divisors is an integer number (5752627).

Almost surely, 2^11505253 is an apocalyptic number.

It is an amenable number.

11505253 is a deficient number, since it is larger than the sum of its proper divisors (1).

11505253 is an equidigital number, since it uses as much as digits as its factorization.

11505253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 750, while the sum is 22.

The square root of 11505253 is about 3391.9394157325. The cubic root of 11505253 is about 225.7522345416.

Adding to 11505253 its reverse (35250511), we get a palindrome (46755764).

The spelling of 11505253 in words is "eleven million, five hundred five thousand, two hundred fifty-three".