223023133 has 2 divisors, whose sum is σ = 223023134. Its totient is φ = 223023132.

The previous prime is 223023113. The next prime is 223023139. The reversal of 223023133 is 331320322.

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., 126630009 + 96393124 = 11253^2 + 9818^2 .

It is a cyclic number.

It is not a de Polignac number, because 223023133 - 2²¹ = 220925981 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 223023133.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (223023139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111511566 + 111511567.

It is an arithmetic number, because the mean of its divisors is an integer number (111511567).

Almost surely, 2^223023133 is an apocalyptic number.

It is an amenable number.

223023133 is a deficient number, since it is larger than the sum of its proper divisors (1).

223023133 is an equidigital number, since it uses as much as digits as its factorization.

223023133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 19.

The square root of 223023133 is about 14933.9590531111. The cubic root of 223023133 is about 606.4336675522.

Adding to 223023133 its reverse (331320322), we get a palindrome (554343455).

The spelling of 223023133 in words is "two hundred twenty-three million, twenty-three thousand, one hundred thirty-three".