11016641 has 4 divisors (see below), whose sum is σ = 11060784. Its totient is φ = 10972500.

The previous prime is 11016631. The next prime is 11016647. The reversal of 11016641 is 14661011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11016641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11016647) 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, 21695 + ... + 22196.

It is an arithmetic number, because the mean of its divisors is an integer number (2765196).

Almost surely, 2^11016641 is an apocalyptic number.

It is an amenable number.

11016641 is a deficient number, since it is larger than the sum of its proper divisors (44143).

11016641 is an equidigital number, since it uses as much as digits as its factorization.

11016641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44142.

The product of its (nonzero) digits is 144, while the sum is 20.

The square root of 11016641 is about 3319.1325674037. The cubic root of 11016641 is about 222.5101018012.

Adding to 11016641 its reverse (14661011), we get a palindrome (25677652).

The spelling of 11016641 in words is "eleven million, sixteen thousand, six hundred forty-one".