11042791 has 6 divisors (see below), whose sum is σ = 11285000. Its totient is φ = 10805676.

The previous prime is 11042767. The next prime is 11042803. The reversal of 11042791 is 19724011.

It is not a de Polignac number, because 11042791 - 2⁹ = 11042279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11042711) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 291 + ... + 4708.

Almost surely, 2^11042791 is an apocalyptic number.

11042791 is a deficient number, since it is larger than the sum of its proper divisors (242209).

11042791 is an frugal number, since it uses more digits than its factorization.

11042791 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5093 (or 5046 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 25.

The square root of 11042791 is about 3323.0695147709. The cubic root of 11042791 is about 222.6860187423.

The spelling of 11042791 in words is "eleven million, forty-two thousand, seven hundred ninety-one".