1366360073 has 8 divisors (see below), whose sum is σ = 1472328648. Its totient is φ = 1260514944.

The previous prime is 1366360067. The next prime is 1366360117. The reversal of 1366360073 is 3700636631.

It can be written as a sum of positive squares in 4 ways, for example, as 68343289 + 1298016784 = 8267^2 + 36028^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1366360073 - 2⁸ = 1366359817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1366360043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7190 + ... + 52767.

It is an arithmetic number, because the mean of its divisors is an integer number (184041081).

Almost surely, 2^1366360073 is an apocalyptic number.

1366360073 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1366360073 is a deficient number, since it is larger than the sum of its proper divisors (105968575).

1366360073 is a wasteful number, since it uses less digits than its factorization.

1366360073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61723.

The product of its (nonzero) digits is 40824, while the sum is 35.

The square root of 1366360073 is about 36964.3080957834. The cubic root of 1366360073 is about 1109.6560558152.

The spelling of 1366360073 in words is "one billion, three hundred sixty-six million, three hundred sixty thousand, seventy-three".