223542151245443 has 2 divisors, whose sum is σ = 223542151245444. Its totient is φ = 223542151245442.

The previous prime is 223542151245421. The next prime is 223542151245499. The reversal of 223542151245443 is 344542151245322.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 223542151245443 - 2⁶ = 223542151245379 is a prime.

It is not a weakly prime, because it can be changed into another prime (223542151245143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111771075622721 + 111771075622722.

It is an arithmetic number, because the mean of its divisors is an integer number (111771075622722).

Almost surely, 2^{223542151245443} is an apocalyptic number.

223542151245443 is a deficient number, since it is larger than the sum of its proper divisors (1).

223542151245443 is an equidigital number, since it uses as much as digits as its factorization.

223542151245443 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4608000, while the sum is 47.

The spelling of 223542151245443 in words is "two hundred twenty-three trillion, five hundred forty-two billion, one hundred fifty-one million, two hundred forty-five thousand, four hundred forty-three".