5439953803 has 4 divisors (see below), whose sum is σ = 5440373200. Its totient is φ = 5439534408.

The previous prime is 5439953801. The next prime is 5439953809. The reversal of 5439953803 is 3083599345.

It is a happy number.

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 5439953803 - 2¹ = 5439953801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5439953801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 189600 + ... + 216397.

It is an arithmetic number, because the mean of its divisors is an integer number (1360093300).

Almost surely, 2^5439953803 is an apocalyptic number.

5439953803 is a deficient number, since it is larger than the sum of its proper divisors (419397).

5439953803 is a wasteful number, since it uses less digits than its factorization.

5439953803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 419396.

The product of its (nonzero) digits is 1749600, while the sum is 49.

The square root of 5439953803 is about 73756.0424846670. The cubic root of 5439953803 is about 1758.7268904095.

The spelling of 5439953803 in words is "five billion, four hundred thirty-nine million, nine hundred fifty-three thousand, eight hundred three".