11573253 has 8 divisors (see below), whose sum is σ = 17145600. Its totient is φ = 7715484.

The previous prime is 11573251. The next prime is 11573257. The reversal of 11573253 is 35237511.

It is not a de Polignac number, because 11573253 - 2¹ = 11573251 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 428639 = 11573253 / (1 + 1 + 5 + 7 + 3 + 2 + 5 + 3).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11573251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 214293 + ... + 214346.

It is an arithmetic number, because the mean of its divisors is an integer number (2143200).

Almost surely, 2^11573253 is an apocalyptic number.

It is an amenable number.

11573253 is a deficient number, since it is larger than the sum of its proper divisors (5572347).

11573253 is an equidigital number, since it uses as much as digits as its factorization.

11573253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 428648 (or 428642 counting only the distinct ones).

The product of its digits is 3150, while the sum is 27.

The square root of 11573253 is about 3401.9484123073. The cubic root of 11573253 is about 226.1961189520.

The spelling of 11573253 in words is "eleven million, five hundred seventy-three thousand, two hundred fifty-three".