5394721903 has 8 divisors (see below), whose sum is σ = 5542241040. Its totient is φ = 5247961920.

The previous prime is 5394721853. The next prime is 5394721909. The reversal of 5394721903 is 3091274935.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5394721903 - 2¹³ = 5394713711 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5394721903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5394721909) 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 7 ways as a sum of consecutive naturals, for example, 175368 + ... + 203821.

It is an arithmetic number, because the mean of its divisors is an integer number (692780130).

Almost surely, 2^5394721903 is an apocalyptic number.

5394721903 is a deficient number, since it is larger than the sum of its proper divisors (147519137).

5394721903 is a wasteful number, since it uses less digits than its factorization.

5394721903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 379577.

The product of its (nonzero) digits is 204120, while the sum is 43.

The square root of 5394721903 is about 73448.7706023729. The cubic root of 5394721903 is about 1753.8388547697.

The spelling of 5394721903 in words is "five billion, three hundred ninety-four million, seven hundred twenty-one thousand, nine hundred three".