11049961 has 4 divisors (see below), whose sum is σ = 11899972. Its totient is φ = 10199952.

The previous prime is 11049911. The next prime is 11049977. The reversal of 11049961 is 16994011.

11049961 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5851561 + 5198400 = 2419^2 + 2280^2 .

It is a cyclic number.

It is not a de Polignac number, because 11049961 - 2¹³ = 11041769 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11049901) 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 3 ways as a sum of consecutive naturals, for example, 424986 + ... + 425011.

It is an arithmetic number, because the mean of its divisors is an integer number (2974993).

Almost surely, 2^11049961 is an apocalyptic number.

It is an amenable number.

11049961 is a deficient number, since it is larger than the sum of its proper divisors (850011).

11049961 is an equidigital number, since it uses as much as digits as its factorization.

11049961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 850010.

The product of its (nonzero) digits is 1944, while the sum is 31.

The square root of 11049961 is about 3324.1481615596. The cubic root of 11049961 is about 222.7342044263.

The spelling of 11049961 in words is "eleven million, forty-nine thousand, nine hundred sixty-one".