184623121 has 2 divisors, whose sum is σ = 184623122. Its totient is φ = 184623120.

The previous prime is 184623067. The next prime is 184623151. The reversal of 184623121 is 121326481.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 165482496 + 19140625 = 12864^2 + 4375^2 .

It is a cyclic number.

It is not a de Polignac number, because 184623121 - 2⁹ = 184622609 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 184623121.

It is not a weakly prime, because it can be changed into another prime (184623151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 92311560 + 92311561.

It is an arithmetic number, because the mean of its divisors is an integer number (92311561).

Almost surely, 2^184623121 is an apocalyptic number.

It is an amenable number.

184623121 is a deficient number, since it is larger than the sum of its proper divisors (1).

184623121 is an equidigital number, since it uses as much as digits as its factorization.

184623121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2304, while the sum is 28.

The square root of 184623121 is about 13587.6090979981. The cubic root of 184623121 is about 569.4147280718.

The spelling of 184623121 in words is "one hundred eighty-four million, six hundred twenty-three thousand, one hundred twenty-one".