11007481 has 2 divisors, whose sum is σ = 11007482. Its totient is φ = 11007480.

The previous prime is 11007473. The next prime is 11007487. The reversal of 11007481 is 18470011.

11007481 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., 6943225 + 4064256 = 2635^2 + 2016^2 .

It is a cyclic number.

It is not a de Polignac number, because 11007481 - 2³ = 11007473 is a prime.

It is a super-2 number, since 2×11007481² = 242329275930722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11007487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5503740 + 5503741.

It is an arithmetic number, because the mean of its divisors is an integer number (5503741).

Almost surely, 2^11007481 is an apocalyptic number.

It is an amenable number.

11007481 is a deficient number, since it is larger than the sum of its proper divisors (1).

11007481 is an equidigital number, since it uses as much as digits as its factorization.

11007481 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 224, while the sum is 22.

The square root of 11007481 is about 3317.7524018528. The cubic root of 11007481 is about 222.4484145866.

Adding to 11007481 its reverse (18470011), we get a palindrome (29477492).

The spelling of 11007481 in words is "eleven million, seven thousand, four hundred eighty-one".