5400663 has 4 divisors (see below), whose sum is σ = 7200888. Its totient is φ = 3600440.

The previous prime is 5400649. The next prime is 5400673. The reversal of 5400663 is 3660045.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5400663 - 2¹⁸ = 5138519 is a prime.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5400673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 900108 + ... + 900113.

It is an arithmetic number, because the mean of its divisors is an integer number (1800222).

Almost surely, 2^5400663 is an apocalyptic number.

5400663 is a deficient number, since it is larger than the sum of its proper divisors (1800225).

5400663 is a wasteful number, since it uses less digits than its factorization.

5400663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1800224.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 5400663 is about 2323.9326582326. The cubic root of 5400663 is about 175.4482440869.

The spelling of 5400663 in words is "five million, four hundred thousand, six hundred sixty-three".