11872656937 has 2 divisors, whose sum is σ = 11872656938. Its totient is φ = 11872656936.

The previous prime is 11872656931. The next prime is 11872656949. The reversal of 11872656937 is 73965627811.

11872656937 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11331815401 + 540841536 = 106451^2 + 23256^2 .

It is a cyclic number.

It is not a de Polignac number, because 11872656937 - 2¹¹ = 11872654889 is a prime.

It is not a weakly prime, because it can be changed into another prime (11872656931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5936328468 + 5936328469.

It is an arithmetic number, because the mean of its divisors is an integer number (5936328469).

Almost surely, 2^11872656937 is an apocalyptic number.

It is an amenable number.

11872656937 is a deficient number, since it is larger than the sum of its proper divisors (1).

11872656937 is an equidigital number, since it uses as much as digits as its factorization.

11872656937 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3810240, while the sum is 55.

The spelling of 11872656937 in words is "eleven billion, eight hundred seventy-two million, six hundred fifty-six thousand, nine hundred thirty-seven".