123938803 has 2 divisors, whose sum is σ = 123938804. Its totient is φ = 123938802.

The previous prime is 123938797. The next prime is 123938813. The reversal of 123938803 is 308839321.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123938803 is a prime.

It is not a weakly prime, because it can be changed into another prime (123938813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61969401 + 61969402.

It is an arithmetic number, because the mean of its divisors is an integer number (61969402).

Almost surely, 2^123938803 is an apocalyptic number.

123938803 is a deficient number, since it is larger than the sum of its proper divisors (1).

123938803 is an equidigital number, since it uses as much as digits as its factorization.

123938803 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 123938803 is about 11132.7805601296. The cubic root of 123938803 is about 498.5810476243.

The spelling of 123938803 in words is "one hundred twenty-three million, nine hundred thirty-eight thousand, eight hundred three".