11055442 has 4 divisors (see below), whose sum is σ = 16583166. Its totient is φ = 5527720.

The previous prime is 11055431. The next prime is 11055463. The reversal of 11055442 is 24455011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24455011 = 7 ⋅3493573.

It can be written as a sum of positive squares in only one way, i.e., 10751841 + 303601 = 3279^2 + 551^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2763859 + ... + 2763862.

Almost surely, 2^11055442 is an apocalyptic number.

11055442 is a deficient number, since it is larger than the sum of its proper divisors (5527724).

11055442 is an equidigital number, since it uses as much as digits as its factorization.

11055442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5527723.

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 11055442 is about 3324.9724810891. The cubic root of 11055442 is about 222.7710252012.

The spelling of 11055442 in words is "eleven million, fifty-five thousand, four hundred forty-two".