11042051 has 4 divisors (see below), whose sum is σ = 11082192. Its totient is φ = 11001912.

The previous prime is 11042029. The next prime is 11042077. The reversal of 11042051 is 15024011.

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

It is a cyclic number.

It is not a de Polignac number, because 11042051 - 2²² = 6847747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11042081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19655 + ... + 20208.

It is an arithmetic number, because the mean of its divisors is an integer number (2770548).

Almost surely, 2^11042051 is an apocalyptic number.

11042051 is a deficient number, since it is larger than the sum of its proper divisors (40141).

11042051 is an equidigital number, since it uses as much as digits as its factorization.

11042051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40140.

The product of its (nonzero) digits is 40, while the sum is 14.

The square root of 11042051 is about 3322.9581700647. The cubic root of 11042051 is about 222.6810444160.

Adding to 11042051 its reverse (15024011), we get a palindrome (26066062).

The spelling of 11042051 in words is "eleven million, forty-two thousand, fifty-one".