284552123 has 2 divisors, whose sum is σ = 284552124. Its totient is φ = 284552122.

The previous prime is 284552117. The next prime is 284552141. The reversal of 284552123 is 321255482.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 284552123 - 2¹⁸ = 284289979 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 284552123.

It is not a weakly prime, because it can be changed into another prime (284552153) 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, 142276061 + 142276062.

It is an arithmetic number, because the mean of its divisors is an integer number (142276062).

Almost surely, 2^284552123 is an apocalyptic number.

284552123 is a deficient number, since it is larger than the sum of its proper divisors (1).

284552123 is an equidigital number, since it uses as much as digits as its factorization.

284552123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19200, while the sum is 32.

The square root of 284552123 is about 16868.6728286490. The cubic root of 284552123 is about 657.7395296083.

The spelling of 284552123 in words is "two hundred eighty-four million, five hundred fifty-two thousand, one hundred twenty-three".