11258666 has 4 divisors (see below), whose sum is σ = 16888002. Its totient is φ = 5629332.

The previous prime is 11258657. The next prime is 11258671. The reversal of 11258666 is 66685211.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 6869641 + 4389025 = 2621^2 + 2095^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2814665 + ... + 2814668.

Almost surely, 2^11258666 is an apocalyptic number.

11258666 is a deficient number, since it is larger than the sum of its proper divisors (5629336).

11258666 is an equidigital number, since it uses as much as digits as its factorization.

11258666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5629335.

The product of its digits is 17280, while the sum is 35.

The square root of 11258666 is about 3355.3935685699. The cubic root of 11258666 is about 224.1277571588.

The spelling of 11258666 in words is "eleven million, two hundred fifty-eight thousand, six hundred sixty-six".