5043103421 has 4 divisors (see below), whose sum is σ = 5043375612. Its totient is φ = 5042831232.

The previous prime is 5043103409. The next prime is 5043103433. The reversal of 5043103421 is 1243013405.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1243013405 = 5 ⋅248602681.

It is an interprime number because it is at equal distance from previous prime (5043103409) and next prime (5043103433).

It can be written as a sum of positive squares in 2 ways, for example, as 4517318521 + 525784900 = 67211^2 + 22930^2 .

It is a cyclic number.

It is not a de Polignac number, because 5043103421 - 2⁶ = 5043103357 is a prime.

It is a super-2 number, since 2×5043103421² = 50865784229803806482, 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 (5043103621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106100 + ... + 146093.

It is an arithmetic number, because the mean of its divisors is an integer number (1260843903).

Almost surely, 2^5043103421 is an apocalyptic number.

It is an amenable number.

5043103421 is a deficient number, since it is larger than the sum of its proper divisors (272191).

5043103421 is a wasteful number, since it uses less digits than its factorization.

5043103421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272190.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 5043103421 is about 71014.8112790564. The cubic root of 5043103421 is about 1714.8756149111.

Adding to 5043103421 its reverse (1243013405), we get a palindrome (6286116826).

The spelling of 5043103421 in words is "five billion, forty-three million, one hundred three thousand, four hundred twenty-one".