73004123 has 2 divisors, whose sum is σ = 73004124. Its totient is φ = 73004122.

The previous prime is 73004089. The next prime is 73004143. The reversal of 73004123 is 32140037.

It is an a-pointer prime, because the next prime (73004143) can be obtained adding 73004123 to its sum of digits (20).

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-73004123 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 73004095 and 73004104.

It is not a weakly prime, because it can be changed into another prime (73004143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36502061 + 36502062.

It is an arithmetic number, because the mean of its divisors is an integer number (36502062).

Almost surely, 2^73004123 is an apocalyptic number.

73004123 is a deficient number, since it is larger than the sum of its proper divisors (1).

73004123 is an equidigital number, since it uses as much as digits as its factorization.

73004123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 20.

The square root of 73004123 is about 8544.2450222357. The cubic root of 73004123 is about 417.9417877163.

The spelling of 73004123 in words is "seventy-three million, four thousand, one hundred twenty-three".