223472453 has 2 divisors, whose sum is σ = 223472454. Its totient is φ = 223472452.

The previous prime is 223472449. The next prime is 223472461. The reversal of 223472453 is 354274322.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 112317604 + 111154849 = 10598^2 + 10543^2 .

It is a cyclic number.

It is not a de Polignac number, because 223472453 - 2² = 223472449 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (223472413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111736226 + 111736227.

It is an arithmetic number, because the mean of its divisors is an integer number (111736227).

Almost surely, 2^223472453 is an apocalyptic number.

It is an amenable number.

223472453 is a deficient number, since it is larger than the sum of its proper divisors (1).

223472453 is an equidigital number, since it uses as much as digits as its factorization.

223472453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40320, while the sum is 32.

The square root of 223472453 is about 14948.9950498353. The cubic root of 223472453 is about 606.8406507322.

The spelling of 223472453 in words is "two hundred twenty-three million, four hundred seventy-two thousand, four hundred fifty-three".