223410997 has 2 divisors, whose sum is σ = 223410998. Its totient is φ = 223410996.

The previous prime is 223410977. The next prime is 223411007. The reversal of 223410997 is 799014322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 168636196 + 54774801 = 12986^2 + 7401^2 .

It is a cyclic number.

It is not a de Polignac number, because 223410997 - 2¹⁹ = 222886709 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (223410917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111705498 + 111705499.

It is an arithmetic number, because the mean of its divisors is an integer number (111705499).

Almost surely, 2^223410997 is an apocalyptic number.

It is an amenable number.

223410997 is a deficient number, since it is larger than the sum of its proper divisors (1).

223410997 is an equidigital number, since it uses as much as digits as its factorization.

223410997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 37.

The square root of 223410997 is about 14946.9393857070. The cubic root of 223410997 is about 606.7850175990.

It can be divided in two parts, 2234 and 10997, that added together give a palindrome (13231).

The spelling of 223410997 in words is "two hundred twenty-three million, four hundred ten thousand, nine hundred ninety-seven".