1230050543 has 4 divisors (see below), whose sum is σ = 1250215368. Its totient is φ = 1209885720.

The previous prime is 1230050537. The next prime is 1230050551. The reversal of 1230050543 is 3450500321.

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 1230050543 - 2²⁶ = 1162941679 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 (1230050743) 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, 10082321 + ... + 10082442.

It is an arithmetic number, because the mean of its divisors is an integer number (312553842).

Almost surely, 2^1230050543 is an apocalyptic number.

1230050543 is a deficient number, since it is larger than the sum of its proper divisors (20164825).

1230050543 is an equidigital number, since it uses as much as digits as its factorization.

1230050543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20164824.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 1230050543 is about 35072.0763998940. The cubic root of 1230050543 is about 1071.4559453315.

Adding to 1230050543 its reverse (3450500321), we get a palindrome (4680550864).

The spelling of 1230050543 in words is "one billion, two hundred thirty million, fifty thousand, five hundred forty-three".