5143918 has 24 divisors (see below), whose sum is σ = 8586648. Its totient is φ = 2297232.

The previous prime is 5143913. The next prime is 5143921. The reversal of 5143918 is 8193415.

It is a self number, because there is not a number n which added to its sum of digits gives 5143918.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5143913) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48021 + ... + 48127.

It is an arithmetic number, because the mean of its divisors is an integer number (357777).

Almost surely, 2^5143918 is an apocalyptic number.

5143918 is a deficient number, since it is larger than the sum of its proper divisors (3442730).

5143918 is a wasteful number, since it uses less digits than its factorization.

5143918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208 (or 165 counting only the distinct ones).

The product of its digits is 4320, while the sum is 31.

The square root of 5143918 is about 2268.0207230094. The cubic root of 5143918 is about 172.6227425793.

It can be divided in two parts, 5143 and 918, that multiplied together give a palindrome (4721274).

The spelling of 5143918 in words is "five million, one hundred forty-three thousand, nine hundred eighteen".