5312243 has 8 divisors (see below), whose sum is σ = 5466528. Its totient is φ = 5160064.

The previous prime is 5312233. The next prime is 5312261. The reversal of 5312243 is 3422135.

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 5312243 - 2⁴ = 5312227 is a prime.

It is a super-3 number, since 3×5312243³ (a number of 21 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5312213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5546 + ... + 6432.

It is an arithmetic number, because the mean of its divisors is an integer number (683316).

Almost surely, 2^5312243 is an apocalyptic number.

5312243 is a gapful number since it is divisible by the number (53) formed by its first and last digit.

5312243 is a deficient number, since it is larger than the sum of its proper divisors (154285).

5312243 is a wasteful number, since it uses less digits than its factorization.

5312243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1053.

The product of its digits is 720, while the sum is 20.

The square root of 5312243 is about 2304.8303625213. The cubic root of 5312243 is about 174.4854874180.

Adding to 5312243 its reverse (3422135), we get a palindrome (8734378).

It can be divided in two parts, 5312 and 243, that added together give a palindrome (5555).

The spelling of 5312243 in words is "five million, three hundred twelve thousand, two hundred forty-three".