96957221 has 2 divisors, whose sum is σ = 96957222. Its totient is φ = 96957220.

The previous prime is 96957199. The next prime is 96957227. The reversal of 96957221 is 12275969.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 95550625 + 1406596 = 9775^2 + 1186^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-96957221 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (96957227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48478610 + 48478611.

It is an arithmetic number, because the mean of its divisors is an integer number (48478611).

Almost surely, 2^96957221 is an apocalyptic number.

It is an amenable number.

96957221 is a deficient number, since it is larger than the sum of its proper divisors (1).

96957221 is an equidigital number, since it uses as much as digits as its factorization.

96957221 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 68040, while the sum is 41.

The square root of 96957221 is about 9846.6857876140. The cubic root of 96957221 is about 459.4025340277.

The spelling of 96957221 in words is "ninety-six million, nine hundred fifty-seven thousand, two hundred twenty-one".