11682011 has 4 divisors (see below), whose sum is σ = 12744024. Its totient is φ = 10620000.

The previous prime is 11681981. The next prime is 11682023. The reversal of 11682011 is 11028611.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11682011 - 2¹⁸ = 11419867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11682031) 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 3 ways as a sum of consecutive naturals, for example, 530990 + ... + 531011.

It is an arithmetic number, because the mean of its divisors is an integer number (3186006).

Almost surely, 2^11682011 is an apocalyptic number.

11682011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11682011 is a deficient number, since it is larger than the sum of its proper divisors (1062013).

11682011 is a wasteful number, since it uses less digits than its factorization.

11682011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1062012.

The product of its (nonzero) digits is 96, while the sum is 20.

The square root of 11682011 is about 3417.8956976479. The cubic root of 11682011 is about 226.9024595975.

It can be divided in two parts, 11 and 682011, that multiplied together give a square (7502121 = 2739²).

The spelling of 11682011 in words is "eleven million, six hundred eighty-two thousand, eleven".