74820103 has 2 divisors, whose sum is σ = 74820104. Its totient is φ = 74820102.

The previous prime is 74820091. The next prime is 74820113. The reversal of 74820103 is 30102847.

It is a strong prime.

It is an emirp because it is prime and its reverse (30102847) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-74820103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74820113) 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, 37410051 + 37410052.

It is an arithmetic number, because the mean of its divisors is an integer number (37410052).

Almost surely, 2^74820103 is an apocalyptic number.

74820103 is a deficient number, since it is larger than the sum of its proper divisors (1).

74820103 is an equidigital number, since it uses as much as digits as its factorization.

74820103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 74820103 is about 8649.8614439770. The cubic root of 74820103 is about 421.3788826876.

The spelling of 74820103 in words is "seventy-four million, eight hundred twenty thousand, one hundred three".