1366982073 has 12 divisors (see below), whose sum is σ = 1976231088. Its totient is φ = 910536120.

The previous prime is 1366982063. The next prime is 1366982081. The reversal of 1366982073 is 3702896631.

It is not a de Polignac number, because 1366982073 - 2⁵ = 1366982041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1366982063) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 54315 + ... + 75392.

It is an arithmetic number, because the mean of its divisors is an integer number (164685924).

Almost surely, 2^1366982073 is an apocalyptic number.

It is an amenable number.

1366982073 is a deficient number, since it is larger than the sum of its proper divisors (609249015).

1366982073 is a wasteful number, since it uses less digits than its factorization.

1366982073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130884 (or 130881 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 45.

The square root of 1366982073 is about 36972.7206599677. The cubic root of 1366982073 is about 1109.8244109884.

The spelling of 1366982073 in words is "one billion, three hundred sixty-six million, nine hundred eighty-two thousand, seventy-three".