98793139 has 2 divisors, whose sum is σ = 98793140. Its totient is φ = 98793138.

The previous prime is 98793133. The next prime is 98793151. The reversal of 98793139 is 93139789.

It is a weak prime.

It is an emirp because it is prime and its reverse (93139789) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 98793139 - 2¹⁵ = 98760371 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 98793092 and 98793101.

It is not a weakly prime, because it can be changed into another prime (98793133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49396569 + 49396570.

It is an arithmetic number, because the mean of its divisors is an integer number (49396570).

Almost surely, 2^98793139 is an apocalyptic number.

98793139 is a deficient number, since it is larger than the sum of its proper divisors (1).

98793139 is an equidigital number, since it uses as much as digits as its factorization.

98793139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 367416, while the sum is 49.

The square root of 98793139 is about 9939.4737788275. The cubic root of 98793139 is about 462.2840700335.

The spelling of 98793139 in words is "ninety-eight million, seven hundred ninety-three thousand, one hundred thirty-nine".