11289506 has 8 divisors (see below), whose sum is σ = 16948764. Its totient is φ = 5639920.

The previous prime is 11289451. The next prime is 11289511. The reversal of 11289506 is 60598211.

It can be written as a sum of positive squares in 2 ways, for example, as 11122225 + 167281 = 3335^2 + 409^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2516 + ... + 5376.

Almost surely, 2^11289506 is an apocalyptic number.

11289506 is a deficient number, since it is larger than the sum of its proper divisors (5659258).

11289506 is a wasteful number, since it uses less digits than its factorization.

11289506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4836.

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

The square root of 11289506 is about 3359.9860118756. The cubic root of 11289506 is about 224.3322159096.

The spelling of 11289506 in words is "eleven million, two hundred eighty-nine thousand, five hundred six".