5539123 has 2 divisors, whose sum is σ = 5539124. Its totient is φ = 5539122.

The previous prime is 5539081. The next prime is 5539129. The reversal of 5539123 is 3219355.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5539123 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5539091 and 5539100.

It is not a weakly prime, because it can be changed into another prime (5539129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2769561 + 2769562.

It is an arithmetic number, because the mean of its divisors is an integer number (2769562).

Almost surely, 2^5539123 is an apocalyptic number.

5539123 is a deficient number, since it is larger than the sum of its proper divisors (1).

5539123 is an equidigital number, since it uses as much as digits as its factorization.

5539123 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4050, while the sum is 28.

The square root of 5539123 is about 2353.5341510163. The cubic root of 5539123 is about 176.9349671181.

The spelling of 5539123 in words is "five million, five hundred thirty-nine thousand, one hundred twenty-three".