5438311 has 2 divisors, whose sum is σ = 5438312. Its totient is φ = 5438310.

The previous prime is 5438309. The next prime is 5438347. The reversal of 5438311 is 1138345.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5438311 - 2¹ = 5438309 is a prime.

Together with 5438309, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5438611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2719155 + 2719156.

It is an arithmetic number, because the mean of its divisors is an integer number (2719156).

Almost surely, 2^5438311 is an apocalyptic number.

5438311 is a deficient number, since it is larger than the sum of its proper divisors (1).

5438311 is an equidigital number, since it uses as much as digits as its factorization.

5438311 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1440, while the sum is 25.

The square root of 5438311 is about 2332.0186534417. The cubic root of 5438311 is about 175.8549834206.

The spelling of 5438311 in words is "five million, four hundred thirty-eight thousand, three hundred eleven".