14855121 has 6 divisors (see below), whose sum is σ = 21457410. Its totient is φ = 9903408.

The previous prime is 14855101. The next prime is 14855123. The reversal of 14855121 is 12155841.

14855121 is a `hidden beast` number, since 148 + 5 + 512 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 10595025 + 4260096 = 3255^2 + 2064^2 .

It is not a de Polignac number, because 14855121 - 2⁵ = 14855089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14855123) 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 5 ways as a sum of consecutive naturals, for example, 825276 + ... + 825293.

It is an arithmetic number, because the mean of its divisors is an integer number (3576235).

Almost surely, 2^14855121 is an apocalyptic number.

It is an amenable number.

14855121 is a deficient number, since it is larger than the sum of its proper divisors (6602289).

14855121 is a wasteful number, since it uses less digits than its factorization.

14855121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1650575 (or 1650572 counting only the distinct ones).

The product of its digits is 1600, while the sum is 27.

The square root of 14855121 is about 3854.2341651747. The cubic root of 14855121 is about 245.8246321029.

The spelling of 14855121 in words is "fourteen million, eight hundred fifty-five thousand, one hundred twenty-one".