14555555 has 8 divisors (see below), whose sum is σ = 19961952. Its totient is φ = 9980928.

The previous prime is 14555551. The next prime is 14555561. The reversal of 14555555 is 55555541.

It is a happy number.

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 14555555 - 2² = 14555551 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35), and also a Moran number because the ratio is a prime number: 415873 = 14555555 / (1 + 4 + 5 + 5 + 5 + 5 + 5 + 5).

It is a Duffinian number.

14555555 is a modest number, since divided by 5555 gives 1455 as remainder.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (14555551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 207902 + ... + 207971.

It is an arithmetic number, because the mean of its divisors is an integer number (2495244).

Almost surely, 2^14555555 is an apocalyptic number.

14555555 is a deficient number, since it is larger than the sum of its proper divisors (5406397).

14555555 is an equidigital number, since it uses as much as digits as its factorization.

14555555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 415885.

The product of its digits is 62500, while the sum is 35.

The square root of 14555555 is about 3815.1743079445. The cubic root of 14555555 is about 244.1609783814.

The spelling of 14555555 in words is "fourteen million, five hundred fifty-five thousand, five hundred fifty-five".