223353672274409 has 2 divisors, whose sum is σ = 223353672274410. Its totient is φ = 223353672274408.

The previous prime is 223353672274351. The next prime is 223353672274451. The reversal of 223353672274409 is 904472276353322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 124138526212009 + 99215146062400 = 11141747^2 + 9960680^2 .

It is a cyclic number.

It is not a de Polignac number, because 223353672274409 - 2²⁸ = 223353403838953 is a prime.

It is not a weakly prime, because it can be changed into another prime (223353672274489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111676836137204 + 111676836137205.

It is an arithmetic number, because the mean of its divisors is an integer number (111676836137205).

Almost surely, 2^{223353672274409} is an apocalyptic number.

It is an amenable number.

223353672274409 is a deficient number, since it is larger than the sum of its proper divisors (1).

223353672274409 is an equidigital number, since it uses as much as digits as its factorization.

223353672274409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 91445760, while the sum is 59.

The spelling of 223353672274409 in words is "two hundred twenty-three trillion, three hundred fifty-three billion, six hundred seventy-two million, two hundred seventy-four thousand, four hundred nine".