11066554 has 4 divisors (see below), whose sum is σ = 16599834. Its totient is φ = 5533276.

The previous prime is 11066543. The next prime is 11066563. The reversal of 11066554 is 45566011.

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., 10712529 + 354025 = 3273^2 + 595^2 .

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, 2766637 + ... + 2766640.

Almost surely, 2^11066554 is an apocalyptic number.

11066554 is a deficient number, since it is larger than the sum of its proper divisors (5533280).

11066554 is an equidigital number, since it uses as much as digits as its factorization.

11066554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5533279.

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 11066554 is about 3326.6430526884. The cubic root of 11066554 is about 222.8456371052.

The spelling of 11066554 in words is "eleven million, sixty-six thousand, five hundred fifty-four".