223144300469 has 2 divisors, whose sum is σ = 223144300470. Its totient is φ = 223144300468.

The previous prime is 223144300411. The next prime is 223144300487. The reversal of 223144300469 is 964003441322.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 213434760100 + 9709540369 = 461990^2 + 98537^2 .

It is a cyclic number.

It is not a de Polignac number, because 223144300469 - 2¹⁶ = 223144234933 is a prime.

It is a super-3 number, since 3×223144300469³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (223144300969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111572150234 + 111572150235.

It is an arithmetic number, because the mean of its divisors is an integer number (111572150235).

Almost surely, 2^223144300469 is an apocalyptic number.

It is an amenable number.

223144300469 is a deficient number, since it is larger than the sum of its proper divisors (1).

223144300469 is an equidigital number, since it uses as much as digits as its factorization.

223144300469 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 124416, while the sum is 38.

The spelling of 223144300469 in words is "two hundred twenty-three billion, one hundred forty-four million, three hundred thousand, four hundred sixty-nine".