5540279 has 2 divisors, whose sum is σ = 5540280. Its totient is φ = 5540278.

The previous prime is 5540273. The next prime is 5540281. The reversal of 5540279 is 9720455.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5540279 - 2⁸ = 5540023 is a prime.

Together with 5540281, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5540273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2770139 + 2770140.

It is an arithmetic number, because the mean of its divisors is an integer number (2770140).

Almost surely, 2^5540279 is an apocalyptic number.

5540279 is a deficient number, since it is larger than the sum of its proper divisors (1).

5540279 is an equidigital number, since it uses as much as digits as its factorization.

5540279 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12600, while the sum is 32.

The square root of 5540279 is about 2353.7797263126. The cubic root of 5540279 is about 176.9472748784.

The spelling of 5540279 in words is "five million, five hundred forty thousand, two hundred seventy-nine".