1366183061 has 2 divisors, whose sum is σ = 1366183062. Its totient is φ = 1366183060.

The previous prime is 1366183031. The next prime is 1366183073. The reversal of 1366183061 is 1603816631.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1236928900 + 129254161 = 35170^2 + 11369^2 .

It is an emirp because it is prime and its reverse (1603816631) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1366183061 - 2²² = 1361988757 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1366183031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 683091530 + 683091531.

It is an arithmetic number, because the mean of its divisors is an integer number (683091531).

Almost surely, 2^1366183061 is an apocalyptic number.

It is an amenable number.

1366183061 is a deficient number, since it is larger than the sum of its proper divisors (1).

1366183061 is an equidigital number, since it uses as much as digits as its factorization.

1366183061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 1366183061 is about 36961.9136544633. The cubic root of 1366183061 is about 1109.6081350842.

Adding to 1366183061 its reverse (1603816631), we get a palindrome (2969999692).

The spelling of 1366183061 in words is "one billion, three hundred sixty-six million, one hundred eighty-three thousand, sixty-one".