43361222357 has 2 divisors, whose sum is σ = 43361222358. Its totient is φ = 43361222356.

The previous prime is 43361222321. The next prime is 43361222413. The reversal of 43361222357 is 75322216334.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34244982916 + 9116239441 = 185054^2 + 95479^2 .

It is a cyclic number.

It is not a de Polignac number, because 43361222357 - 2⁶ = 43361222293 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 43361222357.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43361221357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21680611178 + 21680611179.

It is an arithmetic number, because the mean of its divisors is an integer number (21680611179).

Almost surely, 2^43361222357 is an apocalyptic number.

It is an amenable number.

43361222357 is a deficient number, since it is larger than the sum of its proper divisors (1).

43361222357 is an equidigital number, since it uses as much as digits as its factorization.

43361222357 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 181440, while the sum is 38.

The spelling of 43361222357 in words is "forty-three billion, three hundred sixty-one million, two hundred twenty-two thousand, three hundred fifty-seven".