243119089753 has 2 divisors, whose sum is σ = 243119089754. Its totient is φ = 243119089752.

The previous prime is 243119089727. The next prime is 243119089757. The reversal of 243119089753 is 357980911342.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 209331870784 + 33787218969 = 457528^2 + 183813^2 .

It is a cyclic number.

It is not a de Polignac number, because 243119089753 - 2³⁷ = 105680136281 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 243119089753.

It is not a weakly prime, because it can be changed into another prime (243119089757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121559544876 + 121559544877.

It is an arithmetic number, because the mean of its divisors is an integer number (121559544877).

Almost surely, 2^243119089753 is an apocalyptic number.

It is an amenable number.

243119089753 is a deficient number, since it is larger than the sum of its proper divisors (1).

243119089753 is an equidigital number, since it uses as much as digits as its factorization.

243119089753 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1632960, while the sum is 52.

The spelling of 243119089753 in words is "two hundred forty-three billion, one hundred nineteen million, eighty-nine thousand, seven hundred fifty-three".