5203903549 has 16 divisors (see below), whose sum is σ = 5629195264. Its totient is φ = 4782240000.

The previous prime is 5203903543. The next prime is 5203903577. The reversal of 5203903549 is 9453093025.

It is a cyclic number.

It is not a de Polignac number, because 5203903549 - 2²³ = 5195514941 is a prime.

It is a super-2 number, since 2×5203903549² = 54161224294589590802, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5203903543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4226764 + ... + 4227994.

It is an arithmetic number, because the mean of its divisors is an integer number (351824704).

Almost surely, 2^5203903549 is an apocalyptic number.

It is an amenable number.

5203903549 is a deficient number, since it is larger than the sum of its proper divisors (425291715).

5203903549 is a wasteful number, since it uses less digits than its factorization.

5203903549 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2428.

The product of its (nonzero) digits is 145800, while the sum is 40.

The square root of 5203903549 is about 72138.0866741002. The cubic root of 5203903549 is about 1732.9116159414.

The spelling of 5203903549 in words is "five billion, two hundred three million, nine hundred three thousand, five hundred forty-nine".