98616197 has 2 divisors, whose sum is σ = 98616198. Its totient is φ = 98616196.

The previous prime is 98616173. The next prime is 98616209. The reversal of 98616197 is 79161689.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 59691076 + 38925121 = 7726^2 + 6239^2 .

It is an emirp because it is prime and its reverse (79161689) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 98616197 - 2¹⁰ = 98615173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98616127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49308098 + 49308099.

It is an arithmetic number, because the mean of its divisors is an integer number (49308099).

Almost surely, 2^98616197 is an apocalyptic number.

It is an amenable number.

98616197 is a deficient number, since it is larger than the sum of its proper divisors (1).

98616197 is an equidigital number, since it uses as much as digits as its factorization.

98616197 is an evil number, because the sum of its binary digits is even.

The product of its digits is 163296, while the sum is 47.

The square root of 98616197 is about 9930.5688155312. The cubic root of 98616197 is about 462.0079160703.

The spelling of 98616197 in words is "ninety-eight million, six hundred sixteen thousand, one hundred ninety-seven".