5118427 has 4 divisors (see below), whose sum is σ = 5205240. Its totient is φ = 5031616.

The previous prime is 5118409. The next prime is 5118431. The reversal of 5118427 is 7248115.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5118427 is a prime.

It is a Duffinian number.

5118427 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 5118395 and 5118404.

It is not an unprimeable number, because it can be changed into a prime (5116427) 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 3 ways as a sum of consecutive naturals, for example, 43318 + ... + 43435.

It is an arithmetic number, because the mean of its divisors is an integer number (1301310).

Almost surely, 2^5118427 is an apocalyptic number.

5118427 is a deficient number, since it is larger than the sum of its proper divisors (86813).

5118427 is an equidigital number, since it uses as much as digits as its factorization.

5118427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86812.

The product of its digits is 2240, while the sum is 28.

The square root of 5118427 is about 2262.3940859187. The cubic root of 5118427 is about 172.3371227396.

The spelling of 5118427 in words is "five million, one hundred eighteen thousand, four hundred twenty-seven".