96720917 has 2 divisors, whose sum is σ = 96720918. Its totient is φ = 96720916.

The previous prime is 96720913. The next prime is 96720937. The reversal of 96720917 is 71902769.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 86229796 + 10491121 = 9286^2 + 3239^2 .

It is a cyclic number.

It is not a de Polignac number, because 96720917 - 2² = 96720913 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (96720913) 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, 48360458 + 48360459.

It is an arithmetic number, because the mean of its divisors is an integer number (48360459).

Almost surely, 2^96720917 is an apocalyptic number.

It is an amenable number.

96720917 is a deficient number, since it is larger than the sum of its proper divisors (1).

96720917 is an equidigital number, since it uses as much as digits as its factorization.

96720917 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 47628, while the sum is 41.

The square root of 96720917 is about 9834.6793033632. The cubic root of 96720917 is about 459.0290120149.

The spelling of 96720917 in words is "ninety-six million, seven hundred twenty thousand, nine hundred seventeen".