98437517 has 2 divisors, whose sum is σ = 98437518. Its totient is φ = 98437516.

The previous prime is 98437489. The next prime is 98437523. The reversal of 98437517 is 71573489.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 59923081 + 38514436 = 7741^2 + 6206^2 .

It is a cyclic number.

It is not a de Polignac number, because 98437517 - 2¹² = 98433421 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98437567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49218758 + 49218759.

It is an arithmetic number, because the mean of its divisors is an integer number (49218759).

Almost surely, 2^98437517 is an apocalyptic number.

It is an amenable number.

98437517 is a deficient number, since it is larger than the sum of its proper divisors (1).

98437517 is an equidigital number, since it uses as much as digits as its factorization.

98437517 is an evil number, because the sum of its binary digits is even.

The product of its digits is 211680, while the sum is 44.

The square root of 98437517 is about 9921.5682732116. The cubic root of 98437517 is about 461.7287141919.

The spelling of 98437517 in words is "ninety-eight million, four hundred thirty-seven thousand, five hundred seventeen".