13066061 has 2 divisors, whose sum is σ = 13066062. Its totient is φ = 13066060.

The previous prime is 13066057. The next prime is 13066063. The reversal of 13066061 is 16066031.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6786025 + 6280036 = 2605^2 + 2506^2 .

It is an emirp because it is prime and its reverse (16066031) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13066061 - 2² = 13066057 is a prime.

Together with 13066063, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13066063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6533030 + 6533031.

It is an arithmetic number, because the mean of its divisors is an integer number (6533031).

Almost surely, 2^13066061 is an apocalyptic number.

It is an amenable number.

13066061 is a deficient number, since it is larger than the sum of its proper divisors (1).

13066061 is an equidigital number, since it uses as much as digits as its factorization.

13066061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 13066061 is about 3614.7006791711. The cubic root of 13066061 is about 235.5310819757.

The spelling of 13066061 in words is "thirteen million, sixty-six thousand, sixty-one".