5450239 has 2 divisors, whose sum is σ = 5450240. Its totient is φ = 5450238.

The previous prime is 5450227. The next prime is 5450257. The reversal of 5450239 is 9320545.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5450239 - 2⁷ = 5450111 is a prime.

5450239 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5450219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2725119 + 2725120.

It is an arithmetic number, because the mean of its divisors is an integer number (2725120).

Almost surely, 2^5450239 is an apocalyptic number.

5450239 is a deficient number, since it is larger than the sum of its proper divisors (1).

5450239 is an equidigital number, since it uses as much as digits as its factorization.

5450239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 5450239 is about 2334.5746936005. The cubic root of 5450239 is about 175.9834587588.

The spelling of 5450239 in words is "five million, four hundred fifty thousand, two hundred thirty-nine".