11490481 has 2 divisors, whose sum is σ = 11490482. Its totient is φ = 11490480.

The previous prime is 11490463. The next prime is 11490499. The reversal of 11490481 is 18409411.

It is a balanced prime because it is at equal distance from previous prime (11490463) and next prime (11490499).

It can be written as a sum of positive squares in only one way, i.e., 11390625 + 99856 = 3375^2 + 316^2 .

It is a cyclic number.

It is not a de Polignac number, because 11490481 - 2⁵ = 11490449 is a prime.

It is a super-2 number, since 2×11490481² = 264062307222722, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11491481) 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 as a sum of consecutive naturals, namely, 5745240 + 5745241.

It is an arithmetic number, because the mean of its divisors is an integer number (5745241).

Almost surely, 2^11490481 is an apocalyptic number.

It is an amenable number.

11490481 is a deficient number, since it is larger than the sum of its proper divisors (1).

11490481 is an equidigital number, since it uses as much as digits as its factorization.

11490481 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 28.

The square root of 11490481 is about 3389.7612010288. The cubic root of 11490481 is about 225.6555760774.

Adding to 11490481 its reverse (18409411), we get a palindrome (29899892).

The spelling of 11490481 in words is "eleven million, four hundred ninety thousand, four hundred eighty-one".