123884573 has 2 divisors, whose sum is σ = 123884574. Its totient is φ = 123884572.

The previous prime is 123884557. The next prime is 123884599. The reversal of 123884573 is 375488321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 113784889 + 10099684 = 10667^2 + 3178^2 .

It is a cyclic number.

It is not a de Polignac number, because 123884573 - 2⁴ = 123884557 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 123884573.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123884533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61942286 + 61942287.

It is an arithmetic number, because the mean of its divisors is an integer number (61942287).

Almost surely, 2^123884573 is an apocalyptic number.

It is an amenable number.

123884573 is a deficient number, since it is larger than the sum of its proper divisors (1).

123884573 is an equidigital number, since it uses as much as digits as its factorization.

123884573 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 161280, while the sum is 41.

The square root of 123884573 is about 11130.3446936741. The cubic root of 123884573 is about 498.5083181963.

It can be divided in two parts, 12388 and 4573, that added together give a palindrome (16961).

The spelling of 123884573 in words is "one hundred twenty-three million, eight hundred eighty-four thousand, five hundred seventy-three".