11280659 has 4 divisors (see below), whose sum is σ = 12148416. Its totient is φ = 10412904.

The previous prime is 11280653. The next prime is 11280701. The reversal of 11280659 is 95608211.

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 11280659 - 2⁸ = 11280403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11280653) 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, 433859 + ... + 433884.

It is an arithmetic number, because the mean of its divisors is an integer number (3037104).

Almost surely, 2^11280659 is an apocalyptic number.

11280659 is a deficient number, since it is larger than the sum of its proper divisors (867757).

11280659 is an equidigital number, since it uses as much as digits as its factorization.

11280659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 867756.

The product of its (nonzero) digits is 4320, while the sum is 32.

The square root of 11280659 is about 3358.6692305138. The cubic root of 11280659 is about 224.2736014238.

The spelling of 11280659 in words is "eleven million, two hundred eighty thousand, six hundred fifty-nine".