5405599 has 2 divisors, whose sum is σ = 5405600. Its totient is φ = 5405598.

The previous prime is 5405591. The next prime is 5405641. The reversal of 5405599 is 9955045.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5405599 - 2³ = 5405591 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5405591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2702799 + 2702800.

It is an arithmetic number, because the mean of its divisors is an integer number (2702800).

Almost surely, 2^5405599 is an apocalyptic number.

5405599 is a deficient number, since it is larger than the sum of its proper divisors (1).

5405599 is an equidigital number, since it uses as much as digits as its factorization.

5405599 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40500, while the sum is 37.

The square root of 5405599 is about 2324.9944085954. The cubic root of 5405599 is about 175.5016788123.

The spelling of 5405599 in words is "five million, four hundred five thousand, five hundred ninety-nine".