1366339099 has 8 divisors (see below), whose sum is σ = 1392681600. Its totient is φ = 1340017536.

The previous prime is 1366339087. The next prime is 1366339157. The reversal of 1366339099 is 9909336631.

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

It is a cyclic number.

It is not a de Polignac number, because 1366339099 - 2⁷ = 1366338971 is a prime.

It is a super-2 number, since 2×1366339099² = 3733765066912263602, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1366339699) 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, 211414 + ... + 217780.

It is an arithmetic number, because the mean of its divisors is an integer number (174085200).

Almost surely, 2^1366339099 is an apocalyptic number.

1366339099 is a deficient number, since it is larger than the sum of its proper divisors (26342501).

1366339099 is an equidigital number, since it uses as much as digits as its factorization.

1366339099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10469.

The product of its (nonzero) digits is 708588, while the sum is 49.

The square root of 1366339099 is about 36964.0243885863. The cubic root of 1366339099 is about 1109.6503779450.

The spelling of 1366339099 in words is "one billion, three hundred sixty-six million, three hundred thirty-nine thousand, ninety-nine".