11014991 has 8 divisors (see below), whose sum is σ = 11889360. Its totient is φ = 10144512.

The previous prime is 11014987. The next prime is 11015023. The reversal of 11014991 is 19941011.

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 11014991 - 2² = 11014987 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 11014991.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11014921) 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 7 ways as a sum of consecutive naturals, for example, 8120 + ... + 9378.

It is an arithmetic number, because the mean of its divisors is an integer number (1486170).

Almost surely, 2^11014991 is an apocalyptic number.

11014991 is a deficient number, since it is larger than the sum of its proper divisors (874369).

11014991 is a wasteful number, since it uses less digits than its factorization.

11014991 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1945.

The product of its (nonzero) digits is 324, while the sum is 26.

The square root of 11014991 is about 3318.8839991780. The cubic root of 11014991 is about 222.4989925469.

The spelling of 11014991 in words is "eleven million, fourteen thousand, nine hundred ninety-one".