74133441973 has 2 divisors, whose sum is σ = 74133441974. Its totient is φ = 74133441972.

The previous prime is 74133441959. The next prime is 74133442001. The reversal of 74133441973 is 37914433147.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 69210034084 + 4923407889 = 263078^2 + 70167^2 .

It is an emirp because it is prime and its reverse (37914433147) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-74133441973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74133841973) 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, 37066720986 + 37066720987.

It is an arithmetic number, because the mean of its divisors is an integer number (37066720987).

Almost surely, 2^74133441973 is an apocalyptic number.

It is an amenable number.

74133441973 is a deficient number, since it is larger than the sum of its proper divisors (1).

74133441973 is an equidigital number, since it uses as much as digits as its factorization.

74133441973 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 762048, while the sum is 46.

The spelling of 74133441973 in words is "seventy-four billion, one hundred thirty-three million, four hundred forty-one thousand, nine hundred seventy-three".