75225097 has 2 divisors, whose sum is σ = 75225098. Its totient is φ = 75225096.

The previous prime is 75225083. The next prime is 75225169. The reversal of 75225097 is 79052257.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 64176121 + 11048976 = 8011^2 + 3324^2 .

It is an emirp because it is prime and its reverse (79052257) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 75225097 - 2⁷ = 75224969 is a prime.

It is a plaindrome in base 13.

It is not a weakly prime, because it can be changed into another prime (75225067) 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, 37612548 + 37612549.

It is an arithmetic number, because the mean of its divisors is an integer number (37612549).

Almost surely, 2^75225097 is an apocalyptic number.

It is an amenable number.

75225097 is a deficient number, since it is larger than the sum of its proper divisors (1).

75225097 is an equidigital number, since it uses as much as digits as its factorization.

75225097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 44100, while the sum is 37.

The square root of 75225097 is about 8673.2402826164. The cubic root of 75225097 is about 422.1378094125.

The spelling of 75225097 in words is "seventy-five million, two hundred twenty-five thousand, ninety-seven".