11513253 has 8 divisors (see below), whose sum is σ = 15766048. Its totient is φ = 7467984.

The previous prime is 11513239. The next prime is 11513263. The reversal of 11513253 is 35231511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11513253 - 2⁶ = 11513189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11513263) 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, 51751 + ... + 51972.

It is an arithmetic number, because the mean of its divisors is an integer number (1970756).

Almost surely, 2^11513253 is an apocalyptic number.

It is an amenable number.

11513253 is a deficient number, since it is larger than the sum of its proper divisors (4252795).

11513253 is a wasteful number, since it uses less digits than its factorization.

11513253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103763.

The product of its digits is 450, while the sum is 21.

The square root of 11513253 is about 3393.1184771534. The cubic root of 11513253 is about 225.8045468619.

Adding to 11513253 its reverse (35231511), we get a palindrome (46744764).

The spelling of 11513253 in words is "eleven million, five hundred thirteen thousand, two hundred fifty-three".