98739031 has 2 divisors, whose sum is σ = 98739032. Its totient is φ = 98739030.

The previous prime is 98739013. The next prime is 98739049. The reversal of 98739031 is 13093789.

Together with previous prime (98739013) it forms an Ormiston pair, because they use the same digits, order apart.

It is a balanced prime because it is at equal distance from previous prime (98739013) and next prime (98739049).

It is an emirp because it is prime and its reverse (13093789) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 98739031 - 2¹⁷ = 98607959 is a prime.

It is a super-2 number, since 2×98739031² = 19498792485637922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98739131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49369515 + 49369516.

It is an arithmetic number, because the mean of its divisors is an integer number (49369516).

Almost surely, 2^98739031 is an apocalyptic number.

98739031 is a deficient number, since it is larger than the sum of its proper divisors (1).

98739031 is an equidigital number, since it uses as much as digits as its factorization.

98739031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40824, while the sum is 40.

The square root of 98739031 is about 9936.7515315620. The cubic root of 98739031 is about 462.1996585228.

The spelling of 98739031 in words is "ninety-eight million, seven hundred thirty-nine thousand, thirty-one".