11306506 has 16 divisors (see below), whose sum is σ = 17918208. Its totient is φ = 5342400.

The previous prime is 11306483. The next prime is 11306507. The reversal of 11306506 is 60560311.

It is not an unprimeable number, because it can be changed into a prime (11306507) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 546 + ... + 4786.

It is an arithmetic number, because the mean of its divisors is an integer number (1119888).

Almost surely, 2^11306506 is an apocalyptic number.

11306506 is a deficient number, since it is larger than the sum of its proper divisors (6611702).

11306506 is a wasteful number, since it uses less digits than its factorization.

11306506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4317.

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 11306506 is about 3362.5148326810. The cubic root of 11306506 is about 224.4447609889. Note that the first 3 decimals are identical.

Adding to 11306506 its reverse (60560311), we get a palindrome (71866817).

The spelling of 11306506 in words is "eleven million, three hundred six thousand, five hundred six".