5421599 has 2 divisors, whose sum is σ = 5421600. Its totient is φ = 5421598.

The previous prime is 5421587. The next prime is 5421607. The reversal of 5421599 is 9951245.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5421599 - 2⁸ = 5421343 is a prime.

It is a Sophie Germain 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 (5421539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2710799 + 2710800.

It is an arithmetic number, because the mean of its divisors is an integer number (2710800).

Almost surely, 2^5421599 is an apocalyptic number.

5421599 is a deficient number, since it is larger than the sum of its proper divisors (1).

5421599 is an equidigital number, since it uses as much as digits as its factorization.

5421599 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16200, while the sum is 35.

The square root of 5421599 is about 2328.4327346952. The cubic root of 5421599 is about 175.6746637069.

The spelling of 5421599 in words is "five million, four hundred twenty-one thousand, five hundred ninety-nine".