74123603 has 2 divisors, whose sum is σ = 74123604. Its totient is φ = 74123602.

The previous prime is 74123537. The next prime is 74123629. The reversal of 74123603 is 30632147.

It is an a-pointer prime, because the next prime (74123629) can be obtained adding 74123603 to its sum of digits (26).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 74123603 - 2²⁶ = 7014739 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (74123633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37061801 + 37061802.

It is an arithmetic number, because the mean of its divisors is an integer number (37061802).

Almost surely, 2^74123603 is an apocalyptic number.

74123603 is a deficient number, since it is larger than the sum of its proper divisors (1).

74123603 is an equidigital number, since it uses as much as digits as its factorization.

74123603 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 26.

The square root of 74123603 is about 8609.5065479968. The cubic root of 74123603 is about 420.0672662481.

The spelling of 74123603 in words is "seventy-four million, one hundred twenty-three thousand, six hundred three".