11281495253 has 24 divisors (see below), whose sum is σ = 13403335680. Its totient is φ = 9464451360.

The previous prime is 11281495241. The next prime is 11281495301. The reversal of 11281495253 is 35259418211.

It is not a de Polignac number, because 11281495253 - 2⁶ = 11281495189 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 11281495253.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11281495213) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1114268 + ... + 1124346.

It is an arithmetic number, because the mean of its divisors is an integer number (558472320).

Almost surely, 2^11281495253 is an apocalyptic number.

It is an amenable number.

11281495253 is a deficient number, since it is larger than the sum of its proper divisors (2121840427).

11281495253 is a wasteful number, since it uses less digits than its factorization.

11281495253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10577 (or 10570 counting only the distinct ones).

The product of its digits is 86400, while the sum is 41.

The spelling of 11281495253 in words is "eleven billion, two hundred eighty-one million, four hundred ninety-five thousand, two hundred fifty-three".