99301217 has 2 divisors, whose sum is σ = 99301218. Its totient is φ = 99301216.

The previous prime is 99301193. The next prime is 99301247. The reversal of 99301217 is 71210399.

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., 98227921 + 1073296 = 9911^2 + 1036^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99301217 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (99301247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49650608 + 49650609.

It is an arithmetic number, because the mean of its divisors is an integer number (49650609).

Almost surely, 2^99301217 is an apocalyptic number.

It is an amenable number.

99301217 is a deficient number, since it is larger than the sum of its proper divisors (1).

99301217 is an equidigital number, since it uses as much as digits as its factorization.

99301217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3402, while the sum is 32.

The square root of 99301217 is about 9964.9995985951. Note that the first 3 decimals coincide. The cubic root of 99301217 is about 463.0752007746.

The spelling of 99301217 in words is "ninety-nine million, three hundred one thousand, two hundred seventeen".