11927137 has 2 divisors, whose sum is σ = 11927138. Its totient is φ = 11927136.

The previous prime is 11927119. The next prime is 11927171. The reversal of 11927137 is 73172911.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10265616 + 1661521 = 3204^2 + 1289^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11927137 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11927099 and 11927108.

It is not a weakly prime, because it can be changed into another prime (11927177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5963568 + 5963569.

It is an arithmetic number, because the mean of its divisors is an integer number (5963569).

Almost surely, 2^11927137 is an apocalyptic number.

It is an amenable number.

11927137 is a deficient number, since it is larger than the sum of its proper divisors (1).

11927137 is an equidigital number, since it uses as much as digits as its factorization.

11927137 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2646, while the sum is 31.

The square root of 11927137 is about 3453.5687339331. The cubic root of 11927137 is about 228.4785335122.

The spelling of 11927137 in words is "eleven million, nine hundred twenty-seven thousand, one hundred thirty-seven".