98404513 has 2 divisors, whose sum is σ = 98404514. Its totient is φ = 98404512.

The previous prime is 98404499. The next prime is 98404531. The reversal of 98404513 is 31540489.

Together with next prime (98404531) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 90497169 + 7907344 = 9513^2 + 2812^2 .

It is an emirp because it is prime and its reverse (31540489) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 98404513 - 2²⁵ = 64850081 is a prime.

It is not a weakly prime, because it can be changed into another prime (98404543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49202256 + 49202257.

It is an arithmetic number, because the mean of its divisors is an integer number (49202257).

Almost surely, 2^98404513 is an apocalyptic number.

It is an amenable number.

98404513 is a deficient number, since it is larger than the sum of its proper divisors (1).

98404513 is an equidigital number, since it uses as much as digits as its factorization.

98404513 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 98404513 is about 9919.9048886569. The cubic root of 98404513 is about 461.6771058270.

The spelling of 98404513 in words is "ninety-eight million, four hundred four thousand, five hundred thirteen".