96610021 has 2 divisors, whose sum is σ = 96610022. Its totient is φ = 96610020.

The previous prime is 96610013. The next prime is 96610027. The reversal of 96610021 is 12001669.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 93508900 + 3101121 = 9670^2 + 1761^2 .

It is a cyclic number.

It is not a de Polignac number, because 96610021 - 2³ = 96610013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (96610027) 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, 48305010 + 48305011.

It is an arithmetic number, because the mean of its divisors is an integer number (48305011).

Almost surely, 2^96610021 is an apocalyptic number.

It is an amenable number.

96610021 is a deficient number, since it is larger than the sum of its proper divisors (1).

96610021 is an equidigital number, since it uses as much as digits as its factorization.

96610021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 96610021 is about 9829.0396784223. The cubic root of 96610021 is about 458.8535106851.

The spelling of 96610021 in words is "ninety-six million, six hundred ten thousand, twenty-one".