11010661 has 2 divisors, whose sum is σ = 11010662. Its totient is φ = 11010660.

The previous prime is 11010631. The next prime is 11010667. The reversal of 11010661 is 16601011.

11010661 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6280036 + 4730625 = 2506^2 + 2175^2 .

It is a cyclic number.

It is not a de Polignac number, because 11010661 - 2⁷ = 11010533 is a prime.

It is a plaindrome in base 14.

It is a nialpdrome in base 15.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11010667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5505330 + 5505331.

It is an arithmetic number, because the mean of its divisors is an integer number (5505331).

Almost surely, 2^11010661 is an apocalyptic number.

It is an amenable number.

11010661 is a deficient number, since it is larger than the sum of its proper divisors (1).

11010661 is an equidigital number, since it uses as much as digits as its factorization.

11010661 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 16.

The square root of 11010661 is about 3318.2316073475. The cubic root of 11010661 is about 222.4698338937.

Adding to 11010661 its reverse (16601011), we get a palindrome (27611672).

The spelling of 11010661 in words is "eleven million, ten thousand, six hundred sixty-one".