12756116 has 6 divisors (see below), whose sum is σ = 22323210. Its totient is φ = 6378056.

The previous prime is 12756091. The next prime is 12756119. The reversal of 12756116 is 61165721.

It can be written as a sum of positive squares in only one way, i.e., 11424400 + 1331716 = 3380^2 + 1154^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12756119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1594511 + ... + 1594518.

It is an arithmetic number, because the mean of its divisors is an integer number (3720535).

Almost surely, 2^12756116 is an apocalyptic number.

It is an amenable number.

12756116 is a deficient number, since it is larger than the sum of its proper divisors (9567094).

12756116 is a wasteful number, since it uses less digits than its factorization.

12756116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3189033 (or 3189031 counting only the distinct ones).

The product of its digits is 2520, while the sum is 29.

The square root of 12756116 is about 3571.5705228933. The cubic root of 12756116 is about 233.6537846459.

The spelling of 12756116 in words is "twelve million, seven hundred fifty-six thousand, one hundred sixteen".