11402066 has 24 divisors (see below), whose sum is σ = 19277580. Its totient is φ = 5027616.

The previous prime is 11402047. The next prime is 11402077. The reversal of 11402066 is 66020411.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 11122225 + 279841 = 3335^2 + 529^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13340 + ... + 14168.

Almost surely, 2^11402066 is an apocalyptic number.

11402066 is a deficient number, since it is larger than the sum of its proper divisors (7875514).

11402066 is a wasteful number, since it uses less digits than its factorization.

11402066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 890 (or 867 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 11402066 is about 3376.6945375618. The cubic root of 11402066 is about 225.0753064797.

Adding to 11402066 its reverse (66020411), we get a palindrome (77422477).

The spelling of 11402066 in words is "eleven million, four hundred two thousand, sixty-six".