223998097 has 2 divisors, whose sum is σ = 223998098. Its totient is φ = 223998096.

The previous prime is 223998017. The next prime is 223998121. The reversal of 223998097 is 790899322.

223998097 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 147889921 + 76108176 = 12161^2 + 8724^2 .

It is a cyclic number.

It is not a de Polignac number, because 223998097 - 2²³ = 215609489 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 223998097.

It is not a weakly prime, because it can be changed into another prime (223998017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111999048 + 111999049.

It is an arithmetic number, because the mean of its divisors is an integer number (111999049).

Almost surely, 2^223998097 is an apocalyptic number.

It is an amenable number.

223998097 is a deficient number, since it is larger than the sum of its proper divisors (1).

223998097 is an equidigital number, since it uses as much as digits as its factorization.

223998097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 489888, while the sum is 49.

The square root of 223998097 is about 14966.5659721928. The cubic root of 223998097 is about 607.3160745403.

The spelling of 223998097 in words is "two hundred twenty-three million, nine hundred ninety-eight thousand, ninety-seven".