11660402 has 64 divisors (see below), whose sum is σ = 22063104. Its totient is φ = 4561920.

The previous prime is 11660393. The next prime is 11660413. The reversal of 11660402 is 20406611.

It is a happy number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 315128 + ... + 315164.

It is an arithmetic number, because the mean of its divisors is an integer number (344736).

Almost surely, 2^11660402 is an apocalyptic number.

11660402 is a deficient number, since it is larger than the sum of its proper divisors (10402702).

11660402 is a wasteful number, since it uses less digits than its factorization.

11660402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123.

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

The square root of 11660402 is about 3414.7330788804. The cubic root of 11660402 is about 226.7624676738.

The spelling of 11660402 in words is "eleven million, six hundred sixty thousand, four hundred two".