74517097 has 2 divisors, whose sum is σ = 74517098. Its totient is φ = 74517096.

The previous prime is 74517083. The next prime is 74517133. The reversal of 74517097 is 79071547.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41615401 + 32901696 = 6451^2 + 5736^2 .

It is an emirp because it is prime and its reverse (79071547) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 74517097 - 2⁷ = 74516969 is a prime.

It is not a weakly prime, because it can be changed into another prime (74517017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37258548 + 37258549.

It is an arithmetic number, because the mean of its divisors is an integer number (37258549).

Almost surely, 2^74517097 is an apocalyptic number.

It is an amenable number.

74517097 is a deficient number, since it is larger than the sum of its proper divisors (1).

74517097 is an equidigital number, since it uses as much as digits as its factorization.

74517097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 61740, while the sum is 40.

The square root of 74517097 is about 8632.3285966186. The cubic root of 74517097 is about 420.8092805214.

The spelling of 74517097 in words is "seventy-four million, five hundred seventeen thousand, ninety-seven".