98117139 has 12 divisors (see below), whose sum is σ = 135183048. Its totient is φ = 63299520.

The previous prime is 98117137. The next prime is 98117143. The reversal of 98117139 is 93171189.

It is not a de Polignac number, because 98117139 - 2¹ = 98117137 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 98117097 and 98117106.

It is not an unprimeable number, because it can be changed into a prime (98117137) 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 in 11 ways as a sum of consecutive naturals, for example, 14134 + ... + 19899.

It is an arithmetic number, because the mean of its divisors is an integer number (11265254).

Almost surely, 2^98117139 is an apocalyptic number.

98117139 is a deficient number, since it is larger than the sum of its proper divisors (37065909).

98117139 is a wasteful number, since it uses less digits than its factorization.

98117139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34098 (or 34067 counting only the distinct ones).

The product of its digits is 13608, while the sum is 39.

The square root of 98117139 is about 9905.4095826473. The cubic root of 98117139 is about 461.2272505874.

The spelling of 98117139 in words is "ninety-eight million, one hundred seventeen thousand, one hundred thirty-nine".