97443211 has 2 divisors, whose sum is σ = 97443212. Its totient is φ = 97443210.

The previous prime is 97443187. The next prime is 97443221. The reversal of 97443211 is 11234479.

It is a strong prime.

It is an emirp because it is prime and its reverse (11234479) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 97443211 - 2⁹ = 97442699 is a prime.

It is equal to p_5622574 and since 97443211 and 5622574 have the same sum of digits, it is a Honaker prime.

It is a nialpdrome in base 10.

It is not a weakly prime, because it can be changed into another prime (97443221) 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, 48721605 + 48721606.

It is an arithmetic number, because the mean of its divisors is an integer number (48721606).

Almost surely, 2^97443211 is an apocalyptic number.

97443211 is a deficient number, since it is larger than the sum of its proper divisors (1).

97443211 is an equidigital number, since it uses as much as digits as its factorization.

97443211 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6048, while the sum is 31.

The square root of 97443211 is about 9871.3327874203. The cubic root of 97443211 is about 460.1688274440.

The spelling of 97443211 in words is "ninety-seven million, four hundred forty-three thousand, two hundred eleven".