11668148 has 6 divisors (see below), whose sum is σ = 20419266. Its totient is φ = 5834072.

The previous prime is 11668127. The next prime is 11668157. The reversal of 11668148 is 84186611.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 6041764 + 5626384 = 2458^2 + 2372^2 .

It is a super-2 number, since 2×11668148² = 272291355499808, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1458515 + ... + 1458522.

It is an arithmetic number, because the mean of its divisors is an integer number (3403211).

Almost surely, 2^11668148 is an apocalyptic number.

It is an amenable number.

11668148 is a deficient number, since it is larger than the sum of its proper divisors (8751118).

11668148 is a wasteful number, since it uses less digits than its factorization.

11668148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2917041 (or 2917039 counting only the distinct ones).

The product of its digits is 9216, while the sum is 35.

The square root of 11668148 is about 3415.8670934332. The cubic root of 11668148 is about 226.8126692955.

The spelling of 11668148 in words is "eleven million, six hundred sixty-eight thousand, one hundred forty-eight".