284283369257 has 2 divisors, whose sum is σ = 284283369258. Its totient is φ = 284283369256.

The previous prime is 284283369239. The next prime is 284283369299. The reversal of 284283369257 is 752963382482.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 283257063961 + 1026305296 = 532219^2 + 32036^2 .

It is a cyclic number.

It is not a de Polignac number, because 284283369257 - 2¹⁰ = 284283368233 is a prime.

It is a super-2 number, since 2×284283369257² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 284283369196 and 284283369205.

It is not a weakly prime, because it can be changed into another prime (284283363257) 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, 142141684628 + 142141684629.

It is an arithmetic number, because the mean of its divisors is an integer number (142141684629).

Almost surely, 2^284283369257 is an apocalyptic number.

It is an amenable number.

284283369257 is a deficient number, since it is larger than the sum of its proper divisors (1).

284283369257 is an equidigital number, since it uses as much as digits as its factorization.

284283369257 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 34836480, while the sum is 59.

The spelling of 284283369257 in words is "two hundred eighty-four billion, two hundred eighty-three million, three hundred sixty-nine thousand, two hundred fifty-seven".