225343343543 has 2 divisors, whose sum is σ = 225343343544. Its totient is φ = 225343343542.

The previous prime is 225343343507. The next prime is 225343343557. The reversal of 225343343543 is 345343343522.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 225343343543 - 2¹² = 225343339447 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 225343343543.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (225343343143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112671671771 + 112671671772.

It is an arithmetic number, because the mean of its divisors is an integer number (112671671772).

Almost surely, 2^225343343543 is an apocalyptic number.

225343343543 is a deficient number, since it is larger than the sum of its proper divisors (1).

225343343543 is an equidigital number, since it uses as much as digits as its factorization.

225343343543 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1555200, while the sum is 41.

The spelling of 225343343543 in words is "two hundred twenty-five billion, three hundred forty-three million, three hundred forty-three thousand, five hundred forty-three".