11006491 has 16 divisors (see below), whose sum is σ = 12096000. Its totient is φ = 9979200.

The previous prime is 11006483. The next prime is 11006503. The reversal of 11006491 is 19460011.

11006491 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 11006491 - 2³ = 11006483 is a prime.

It is a super-2 number, since 2×11006491² = 242285688266162, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11006431) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55210 + ... + 55408.

It is an arithmetic number, because the mean of its divisors is an integer number (756000).

Almost surely, 2^11006491 is an apocalyptic number.

11006491 is a deficient number, since it is larger than the sum of its proper divisors (1089509).

11006491 is a wasteful number, since it uses less digits than its factorization.

11006491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330.

The product of its (nonzero) digits is 216, while the sum is 22.

The square root of 11006491 is about 3317.6032011077. The cubic root of 11006491 is about 222.4417454697.

The spelling of 11006491 in words is "eleven million, six thousand, four hundred ninety-one".