11140611 has 8 divisors (see below), whose sum is σ = 15366480. Its totient is φ = 7170912.

The previous prime is 11140607. The next prime is 11140639. The reversal of 11140611 is 11604111.

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

It is not a de Polignac number, because 11140611 - 2² = 11140607 is a prime.

It is a super-2 number, since 2×11140611² = 248226426906642, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11140601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63940 + ... + 64113.

It is an arithmetic number, because the mean of its divisors is an integer number (1920810).

Almost surely, 2^11140611 is an apocalyptic number.

11140611 is a deficient number, since it is larger than the sum of its proper divisors (4225869).

11140611 is a wasteful number, since it uses less digits than its factorization.

11140611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128085.

The product of its (nonzero) digits is 24, while the sum is 15.

The square root of 11140611 is about 3337.7553834875. The cubic root of 11140611 is about 223.3416241570.

Adding to 11140611 its reverse (11604111), we get a palindrome (22744722).

The spelling of 11140611 in words is "eleven million, one hundred forty thousand, six hundred eleven".