544146223 has 2 divisors, whose sum is σ = 544146224. Its totient is φ = 544146222.

The previous prime is 544146221. The next prime is 544146241. The reversal of 544146223 is 322641445.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 544146223 - 2¹ = 544146221 is a prime.

It is a super-2 number, since 2×544146223² = 592190224010331458, which contains 22 as substring.

Together with 544146221, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (544146221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272073111 + 272073112.

It is an arithmetic number, because the mean of its divisors is an integer number (272073112).

Almost surely, 2^544146223 is an apocalyptic number.

544146223 is a deficient number, since it is larger than the sum of its proper divisors (1).

544146223 is an equidigital number, since it uses as much as digits as its factorization.

544146223 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23040, while the sum is 31.

The square root of 544146223 is about 23326.9419984704. The cubic root of 544146223 is about 816.4041549898.

Adding to 544146223 its reverse (322641445), we get a palindrome (866787668).

The spelling of 544146223 in words is "five hundred forty-four million, one hundred forty-six thousand, two hundred twenty-three".