11281363 has 6 divisors (see below), whose sum is σ = 11528756. Its totient is φ = 11039172.

The previous prime is 11281357. The next prime is 11281381. The reversal of 11281363 is 36318211.

11281363 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11281363 - 2¹⁷ = 11150291 is a prime.

It is a super-2 number, since 2×11281363² = 254538302275538, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11281313) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 345 + ... + 4762.

Almost surely, 2^11281363 is an apocalyptic number.

11281363 is a deficient number, since it is larger than the sum of its proper divisors (247393).

11281363 is an frugal number, since it uses more digits than its factorization.

11281363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5201 (or 5154 counting only the distinct ones).

The product of its digits is 864, while the sum is 25.

The square root of 11281363 is about 3358.7740322921. The cubic root of 11281363 is about 224.2782667934.

Adding to 11281363 its reverse (36318211), we get a palindrome (47599574).

The spelling of 11281363 in words is "eleven million, two hundred eighty-one thousand, three hundred sixty-three".