98118745013 has 2 divisors, whose sum is σ = 98118745014. Its totient is φ = 98118745012.

The previous prime is 98118744991. The next prime is 98118745069. The reversal of 98118745013 is 31054781189.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 53649214129 + 44469530884 = 231623^2 + 210878^2 .

It is an emirp because it is prime and its reverse (31054781189) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 98118745013 - 2²⁶ = 98051636149 is a prime.

It is a super-2 number, since 2×98118745013² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98118745073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49059372506 + 49059372507.

It is an arithmetic number, because the mean of its divisors is an integer number (49059372507).

Almost surely, 2^98118745013 is an apocalyptic number.

It is an amenable number.

98118745013 is a deficient number, since it is larger than the sum of its proper divisors (1).

98118745013 is an equidigital number, since it uses as much as digits as its factorization.

98118745013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 241920, while the sum is 47.

The spelling of 98118745013 in words is "ninety-eight billion, one hundred eighteen million, seven hundred forty-five thousand, thirteen".