11700061 has 2 divisors, whose sum is σ = 11700062. Its totient is φ = 11700060.

The previous prime is 11700049. The next prime is 11700083. The reversal of 11700061 is 16000711.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11600836 + 99225 = 3406^2 + 315^2 .

It is an emirp because it is prime and its reverse (16000711) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11700061 - 2⁹ = 11699549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11700001) 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, 5850030 + 5850031.

It is an arithmetic number, because the mean of its divisors is an integer number (5850031).

Almost surely, 2^11700061 is an apocalyptic number.

It is an amenable number.

11700061 is a deficient number, since it is larger than the sum of its proper divisors (1).

11700061 is an equidigital number, since it uses as much as digits as its factorization.

11700061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42, while the sum is 16.

The square root of 11700061 is about 3420.5351920423. The cubic root of 11700061 is about 227.0192625985.

Adding to 11700061 its reverse (16000711), we get a palindrome (27700772).

The spelling of 11700061 in words is "eleven million, seven hundred thousand, sixty-one".