97446253 has 2 divisors, whose sum is σ = 97446254. Its totient is φ = 97446252.

The previous prime is 97446203. The next prime is 97446257. The reversal of 97446253 is 35264479.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 78801129 + 18645124 = 8877^2 + 4318^2 .

It is an emirp because it is prime and its reverse (35264479) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-97446253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97446257) 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, 48723126 + 48723127.

It is an arithmetic number, because the mean of its divisors is an integer number (48723127).

Almost surely, 2^97446253 is an apocalyptic number.

It is an amenable number.

97446253 is a deficient number, since it is larger than the sum of its proper divisors (1).

97446253 is an equidigital number, since it uses as much as digits as its factorization.

97446253 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 181440, while the sum is 40.

The square root of 97446253 is about 9871.4868687549. The cubic root of 97446253 is about 460.1736159391.

The spelling of 97446253 in words is "ninety-seven million, four hundred forty-six thousand, two hundred fifty-three".