11058491 has 4 divisors (see below), whose sum is σ = 11077032. Its totient is φ = 11039952.

The previous prime is 11058473. The next prime is 11058497. The reversal of 11058491 is 19485011.

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 11058491 - 2⁶ = 11058427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11058497) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8345 + ... + 9578.

It is an arithmetic number, because the mean of its divisors is an integer number (2769258).

Almost surely, 2^11058491 is an apocalyptic number.

11058491 is a deficient number, since it is larger than the sum of its proper divisors (18541).

11058491 is an equidigital number, since it uses as much as digits as its factorization.

11058491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18540.

The product of its (nonzero) digits is 1440, while the sum is 29.

The square root of 11058491 is about 3325.4309495162. The cubic root of 11058491 is about 222.7915027912.

The spelling of 11058491 in words is "eleven million, fifty-eight thousand, four hundred ninety-one".