98937020197 has 2 divisors, whose sum is σ = 98937020198. Its totient is φ = 98937020196.

The previous prime is 98937020141. The next prime is 98937020209. The reversal of 98937020197 is 79102073989.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 90143457121 + 8793563076 = 300239^2 + 93774^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-98937020197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98937120197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49468510098 + 49468510099.

It is an arithmetic number, because the mean of its divisors is an integer number (49468510099).

Almost surely, 2^98937020197 is an apocalyptic number.

It is an amenable number.

98937020197 is a deficient number, since it is larger than the sum of its proper divisors (1).

98937020197 is an equidigital number, since it uses as much as digits as its factorization.

98937020197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1714608, while the sum is 55.

The spelling of 98937020197 in words is "ninety-eight billion, nine hundred thirty-seven million, twenty thousand, one hundred ninety-seven".