5439403 has 4 divisors (see below), whose sum is σ = 5456880. Its totient is φ = 5421928.

The previous prime is 5439391. The next prime is 5439409. The reversal of 5439403 is 3049345.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5439403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5439409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8263 + ... + 8896.

It is an arithmetic number, because the mean of its divisors is an integer number (1364220).

Almost surely, 2^5439403 is an apocalyptic number.

5439403 is a deficient number, since it is larger than the sum of its proper divisors (17477).

5439403 is a wasteful number, since it uses less digits than its factorization.

5439403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17476.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 5439403 is about 2332.2527736075. The cubic root of 5439403 is about 175.8667530546.

The spelling of 5439403 in words is "five million, four hundred thirty-nine thousand, four hundred three".