99717337 has 2 divisors, whose sum is σ = 99717338. Its totient is φ = 99717336.

The previous prime is 99717313. The next prime is 99717347. The reversal of 99717337 is 73371799.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 73205136 + 26512201 = 8556^2 + 5149^2 .

It is an emirp because it is prime and its reverse (73371799) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 99717337 - 2¹¹ = 99715289 is a prime.

It is not a weakly prime, because it can be changed into another prime (99717347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49858668 + 49858669.

It is an arithmetic number, because the mean of its divisors is an integer number (49858669).

Almost surely, 2^99717337 is an apocalyptic number.

It is an amenable number.

99717337 is a deficient number, since it is larger than the sum of its proper divisors (1).

99717337 is an equidigital number, since it uses as much as digits as its factorization.

99717337 is an evil number, because the sum of its binary digits is even.

The product of its digits is 250047, while the sum is 46.

The square root of 99717337 is about 9985.8568485634. The cubic root of 99717337 is about 463.7211355099.

The spelling of 99717337 in words is "ninety-nine million, seven hundred seventeen thousand, three hundred thirty-seven".