366061009 has 2 divisors, whose sum is σ = 366061010. Its totient is φ = 366061008.

The previous prime is 366060991. The next prime is 366061013. The reversal of 366061009 is 900160663.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 365880384 + 180625 = 19128^2 + 425^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-366061009 is a prime.

It is not a weakly prime, because it can be changed into another prime (366061099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 183030504 + 183030505.

It is an arithmetic number, because the mean of its divisors is an integer number (183030505).

Almost surely, 2^366061009 is an apocalyptic number.

It is an amenable number.

366061009 is a deficient number, since it is larger than the sum of its proper divisors (1).

366061009 is an equidigital number, since it uses as much as digits as its factorization.

366061009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5832, while the sum is 31.

The square root of 366061009 is about 19132.7208990253. The cubic root of 366061009 is about 715.3487525485.

The spelling of 366061009 in words is "three hundred sixty-six million, sixty-one thousand, nine".