5451223223 has 4 divisors (see below), whose sum is σ = 5451415200. Its totient is φ = 5451031248.

The previous prime is 5451223199. The next prime is 5451223229. The reversal of 5451223223 is 3223221545.

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 5451223223 - 2²⁴ = 5434446007 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 (5451223229) 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, 44015 + ... + 113312.

It is an arithmetic number, because the mean of its divisors is an integer number (1362853800).

Almost surely, 2^5451223223 is an apocalyptic number.

5451223223 is a deficient number, since it is larger than the sum of its proper divisors (191977).

5451223223 is a wasteful number, since it uses less digits than its factorization.

5451223223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191976.

The product of its digits is 14400, while the sum is 29.

The square root of 5451223223 is about 73832.3995478950. The cubic root of 5451223223 is about 1759.9405135499.

Adding to 5451223223 its reverse (3223221545), we get a palindrome (8674444768).

The spelling of 5451223223 in words is "five billion, four hundred fifty-one million, two hundred twenty-three thousand, two hundred twenty-three".