2030315543 has 4 divisors (see below), whose sum is σ = 2037645480. Its totient is φ = 2022985608.

The previous prime is 2030315537. The next prime is 2030315557. The reversal of 2030315543 is 3455130302.

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 2030315543 - 2⁶ = 2030315479 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2030315743) 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, 3664553 + ... + 3665106.

It is an arithmetic number, because the mean of its divisors is an integer number (509411370).

Almost surely, 2^2030315543 is an apocalyptic number.

2030315543 is a deficient number, since it is larger than the sum of its proper divisors (7329937).

2030315543 is an equidigital number, since it uses as much as digits as its factorization.

2030315543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7329936.

The product of its (nonzero) digits is 5400, while the sum is 26.

The square root of 2030315543 is about 45059.0228811056. The cubic root of 2030315543 is about 1266.2550190592.

Adding to 2030315543 its reverse (3455130302), we get a palindrome (5485445845).

The spelling of 2030315543 in words is "two billion, thirty million, three hundred fifteen thousand, five hundred forty-three".