11650537 has 2 divisors, whose sum is σ = 11650538. Its totient is φ = 11650536.

The previous prime is 11650531. The next prime is 11650543. The reversal of 11650537 is 73505611.

It is a balanced prime because it is at equal distance from previous prime (11650531) and next prime (11650543).

It can be written as a sum of positive squares in only one way, i.e., 6170256 + 5480281 = 2484^2 + 2341^2 .

It is an emirp because it is prime and its reverse (73505611) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11650537 - 2¹⁹ = 11126249 is a prime.

It is not a weakly prime, because it can be changed into another prime (11650531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5825268 + 5825269.

It is an arithmetic number, because the mean of its divisors is an integer number (5825269).

Almost surely, 2^11650537 is an apocalyptic number.

It is an amenable number.

11650537 is a deficient number, since it is larger than the sum of its proper divisors (1).

11650537 is an equidigital number, since it uses as much as digits as its factorization.

11650537 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3150, while the sum is 28.

The square root of 11650537 is about 3413.2882972289. The cubic root of 11650537 is about 226.6985006711.

It can be divided in two parts, 116 and 50537, that added together give a cube (50653 = 37³).

The spelling of 11650537 in words is "eleven million, six hundred fifty thousand, five hundred thirty-seven".