5421144323 has 8 divisors (see below), whose sum is σ = 6280465248. Its totient is φ = 4583041344.

The previous prime is 5421144317. The next prime is 5421144329. The reversal of 5421144323 is 3234411245.

It is an interprime number because it is at equal distance from previous prime (5421144317) and next prime (5421144329).

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

It is not a de Polignac number, because 5421144323 - 2¹⁴ = 5421127939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5421144329) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5303936 + ... + 5304957.

It is an arithmetic number, because the mean of its divisors is an integer number (785058156).

Almost surely, 2^5421144323 is an apocalyptic number.

5421144323 is a deficient number, since it is larger than the sum of its proper divisors (859320925).

5421144323 is a wasteful number, since it uses less digits than its factorization.

5421144323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10608973.

The product of its digits is 11520, while the sum is 29.

The square root of 5421144323 is about 73628.4206200296. The cubic root of 5421144323 is about 1756.6975264276.

Adding to 5421144323 its reverse (3234411245), we get a palindrome (8655555568).

The spelling of 5421144323 in words is "five billion, four hundred twenty-one million, one hundred forty-four thousand, three hundred twenty-three".