11055491 has 8 divisors (see below), whose sum is σ = 11838960. Its totient is φ = 10286848.

The previous prime is 11055487. The next prime is 11055493. The reversal of 11055491 is 19455011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11055491 - 2² = 11055487 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11055491.

It is not an unprimeable number, because it can be changed into a prime (11055493) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2141 + ... + 5166.

It is an arithmetic number, because the mean of its divisors is an integer number (1479870).

Almost surely, 2^11055491 is an apocalyptic number.

11055491 is a deficient number, since it is larger than the sum of its proper divisors (783469).

11055491 is an equidigital number, since it uses as much as digits as its factorization.

11055491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7413.

The product of its (nonzero) digits is 900, while the sum is 26.

The square root of 11055491 is about 3324.9798495630. The cubic root of 11055491 is about 222.7713543231.

The spelling of 11055491 in words is "eleven million, fifty-five thousand, four hundred ninety-one".