75675073 has 2 divisors, whose sum is σ = 75675074. Its totient is φ = 75675072.

The previous prime is 75675071. The next prime is 75675077. The reversal of 75675073 is 37057657.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41370624 + 34304449 = 6432^2 + 5857^2 .

It is a cyclic number.

It is not a de Polignac number, because 75675073 - 2¹ = 75675071 is a prime.

Together with 75675071, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (75675071) 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, 37837536 + 37837537.

It is an arithmetic number, because the mean of its divisors is an integer number (37837537).

Almost surely, 2^75675073 is an apocalyptic number.

It is an amenable number.

75675073 is a deficient number, since it is larger than the sum of its proper divisors (1).

75675073 is an equidigital number, since it uses as much as digits as its factorization.

75675073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 154350, while the sum is 40.

The square root of 75675073 is about 8699.1420841368. The cubic root of 75675073 is about 422.9778410746.

The spelling of 75675073 in words is "seventy-five million, six hundred seventy-five thousand, seventy-three".