1366541055 has 48 divisors (see below), whose sum is σ = 2595041280. Its totient is φ = 659736000.

The previous prime is 1366541023. The next prime is 1366541083. The reversal of 1366541055 is 5501456631.

1366541055 is a `hidden beast` number, since 1 + 3 + 66 + 541 + 0 + 55 = 666.

It is not a de Polignac number, because 1366541055 - 2⁵ = 1366541023 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 112530 + ... + 124080.

It is an arithmetic number, because the mean of its divisors is an integer number (54063360).

Almost surely, 2^1366541055 is an apocalyptic number.

1366541055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1366541055 is a deficient number, since it is larger than the sum of its proper divisors (1228500225).

1366541055 is a wasteful number, since it uses less digits than its factorization.

1366541055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11812 (or 11809 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 36.

The square root of 1366541055 is about 36966.7560789421. The cubic root of 1366541055 is about 1109.7050470267.

Adding to 1366541055 its reverse (5501456631), we get a palindrome (6867997686).

The spelling of 1366541055 in words is "one billion, three hundred sixty-six million, five hundred forty-one thousand, fifty-five".