98313637 has 2 divisors, whose sum is σ = 98313638. Its totient is φ = 98313636.

The previous prime is 98313577. The next prime is 98313653. The reversal of 98313637 is 73631389.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 84070561 + 14243076 = 9169^2 + 3774^2 .

It is a cyclic number.

It is not a de Polignac number, because 98313637 - 2¹⁵ = 98280869 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 98313637.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98313697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49156818 + 49156819.

It is an arithmetic number, because the mean of its divisors is an integer number (49156819).

Almost surely, 2^98313637 is an apocalyptic number.

It is an amenable number.

98313637 is a deficient number, since it is larger than the sum of its proper divisors (1).

98313637 is an equidigital number, since it uses as much as digits as its factorization.

98313637 is an evil number, because the sum of its binary digits is even.

The product of its digits is 81648, while the sum is 40.

The square root of 98313637 is about 9915.3233431896. The cubic root of 98313637 is about 461.5349433414.

The spelling of 98313637 in words is "ninety-eight million, three hundred thirteen thousand, six hundred thirty-seven".