11947082 has 12 divisors (see below), whose sum is σ = 20846610. Its totient is φ = 5120136.

The previous prime is 11947081. The next prime is 11947123. The reversal of 11947082 is 28074911.

It can be written as a sum of positive squares in only one way, i.e., 10233601 + 1713481 = 3199^2 + 1309^2 .

It is not an unprimeable number, because it can be changed into a prime (11947081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 60857 + ... + 61052.

Almost surely, 2^11947082 is an apocalyptic number.

11947082 is a deficient number, since it is larger than the sum of its proper divisors (8899528).

11947082 is a wasteful number, since it uses less digits than its factorization.

11947082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121925 (or 121918 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 32.

The square root of 11947082 is about 3456.4551204956. The cubic root of 11947082 is about 228.6058193417.

The spelling of 11947082 in words is "eleven million, nine hundred forty-seven thousand, eighty-two".