624473123 has 2 divisors, whose sum is σ = 624473124. Its totient is φ = 624473122.

The previous prime is 624473119. The next prime is 624473131. The reversal of 624473123 is 321374426.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 624473123 - 2² = 624473119 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 624473123.

It is not a weakly prime, because it can be changed into another prime (624473923) 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, 312236561 + 312236562.

It is an arithmetic number, because the mean of its divisors is an integer number (312236562).

Almost surely, 2^624473123 is an apocalyptic number.

624473123 is a deficient number, since it is larger than the sum of its proper divisors (1).

624473123 is an equidigital number, since it uses as much as digits as its factorization.

624473123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24192, while the sum is 32.

The square root of 624473123 is about 24989.4602382685. The cubic root of 624473123 is about 854.7476532630.

The spelling of 624473123 in words is "six hundred twenty-four million, four hundred seventy-three thousand, one hundred twenty-three".