11662481 has 2 divisors, whose sum is σ = 11662482. Its totient is φ = 11662480.

The previous prime is 11662463. The next prime is 11662499. The reversal of 11662481 is 18426611.

11662481 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (11662463) and next prime (11662499).

It can be written as a sum of positive squares in only one way, i.e., 11662225 + 256 = 3415^2 + 16^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11662481 is a prime.

It is a super-2 number, since 2×11662481² = 272026926150722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11665481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5831240 + 5831241.

It is an arithmetic number, because the mean of its divisors is an integer number (5831241).

Almost surely, 2^11662481 is an apocalyptic number.

It is an amenable number.

11662481 is a deficient number, since it is larger than the sum of its proper divisors (1).

11662481 is an equidigital number, since it uses as much as digits as its factorization.

11662481 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2304, while the sum is 29.

The square root of 11662481 is about 3415.0374814927. The cubic root of 11662481 is about 226.7759438002.

The spelling of 11662481 in words is "eleven million, six hundred sixty-two thousand, four hundred eighty-one".