14139277 has 4 divisors (see below), whose sum is σ = 14148700. Its totient is φ = 14129856.

The previous prime is 14139271. The next prime is 14139283. The reversal of 14139277 is 77293141.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is an interprime number because it is at equal distance from previous prime (14139271) and next prime (14139283).

It can be written as a sum of positive squares in 2 ways, for example, as 5294601 + 8844676 = 2301^2 + 2974^2 .

It is a cyclic number.

It is not a de Polignac number, because 14139277 - 2¹¹ = 14137229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14139271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1902 + ... + 5647.

It is an arithmetic number, because the mean of its divisors is an integer number (3537175).

Almost surely, 2^14139277 is an apocalyptic number.

It is an amenable number.

14139277 is a deficient number, since it is larger than the sum of its proper divisors (9423).

14139277 is an equidigital number, since it uses as much as digits as its factorization.

14139277 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9422.

The product of its digits is 10584, while the sum is 34.

The square root of 14139277 is about 3760.2229987063. Note that the first 3 decimals coincide. The cubic root of 14139277 is about 241.8108224881.

The spelling of 14139277 in words is "fourteen million, one hundred thirty-nine thousand, two hundred seventy-seven".