223683953 has 2 divisors, whose sum is σ = 223683954. Its totient is φ = 223683952.

The previous prime is 223683937. The next prime is 223684007. The reversal of 223683953 is 359386322.

223683953 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 222815329 + 868624 = 14927^2 + 932^2 .

It is a cyclic number.

It is not a de Polignac number, because 223683953 - 2⁴ = 223683937 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 223683953.

It is not a weakly prime, because it can be changed into another prime (223683253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111841976 + 111841977.

It is an arithmetic number, because the mean of its divisors is an integer number (111841977).

Almost surely, 2^223683953 is an apocalyptic number.

It is an amenable number.

223683953 is a deficient number, since it is larger than the sum of its proper divisors (1).

223683953 is an equidigital number, since it uses as much as digits as its factorization.

223683953 is an evil number, because the sum of its binary digits is even.

The product of its digits is 233280, while the sum is 41.

The square root of 223683953 is about 14956.0674309793. The cubic root of 223683953 is about 607.0320334984.

The spelling of 223683953 in words is "two hundred twenty-three million, six hundred eighty-three thousand, nine hundred fifty-three".