11678516 has 6 divisors (see below), whose sum is σ = 20437410. Its totient is φ = 5839256.

The previous prime is 11678501. The next prime is 11678531. The reversal of 11678516 is 61587611.

It is an interprime number because it is at equal distance from previous prime (11678501) and next prime (11678531).

It can be written as a sum of positive squares in only one way, i.e., 10214416 + 1464100 = 3196^2 + 1210^2 .

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 1459811 + ... + 1459818.

It is an arithmetic number, because the mean of its divisors is an integer number (3406235).

Almost surely, 2^11678516 is an apocalyptic number.

It is an amenable number.

11678516 is a deficient number, since it is larger than the sum of its proper divisors (8758894).

11678516 is a wasteful number, since it uses less digits than its factorization.

11678516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2919633 (or 2919631 counting only the distinct ones).

The product of its digits is 10080, while the sum is 35.

The square root of 11678516 is about 3417.3843799023. The cubic root of 11678516 is about 226.8798292703.

The spelling of 11678516 in words is "eleven million, six hundred seventy-eight thousand, five hundred sixteen".