11280363 has 4 divisors (see below), whose sum is σ = 15040488. Its totient is φ = 7520240.

The previous prime is 11280341. The next prime is 11280377. The reversal of 11280363 is 36308211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11280363 - 2¹⁷ = 11149291 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11280323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1880058 + ... + 1880063.

It is an arithmetic number, because the mean of its divisors is an integer number (3760122).

Almost surely, 2^11280363 is an apocalyptic number.

11280363 is a deficient number, since it is larger than the sum of its proper divisors (3760125).

11280363 is an equidigital number, since it uses as much as digits as its factorization.

11280363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3760124.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 11280363 is about 3358.6251651531. The cubic root of 11280363 is about 224.2716397900.

Adding to 11280363 its reverse (36308211), we get a palindrome (47588574).

The spelling of 11280363 in words is "eleven million, two hundred eighty thousand, three hundred sixty-three".