13340055 has 8 divisors (see below), whose sum is σ = 21344112. Its totient is φ = 7114688.

The previous prime is 13340027. The next prime is 13340111. The reversal of 13340055 is 55004331.

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 13340055 - 2⁷ = 13339927 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 444654 + ... + 444683.

It is an arithmetic number, because the mean of its divisors is an integer number (2668014).

Almost surely, 2^13340055 is an apocalyptic number.

13340055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13340055 is a deficient number, since it is larger than the sum of its proper divisors (8004057).

13340055 is an equidigital number, since it uses as much as digits as its factorization.

13340055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 889345.

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 13340055 is about 3652.4040028452. The cubic root of 13340055 is about 237.1660606905.

Adding to 13340055 its reverse (55004331), we get a palindrome (68344386).

The spelling of 13340055 in words is "thirteen million, three hundred forty thousand, fifty-five".