98999471 has 2 divisors, whose sum is σ = 98999472. Its totient is φ = 98999470.

The previous prime is 98999441. The next prime is 98999491. The reversal of 98999471 is 17499989.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 98999471 - 2²² = 94805167 is a prime.

It is a super-3 number, since 3×98999471³ (a number of 25 digits) contains 333 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98999431) 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, 49499735 + 49499736.

It is an arithmetic number, because the mean of its divisors is an integer number (49499736).

Almost surely, 2^98999471 is an apocalyptic number.

98999471 is a deficient number, since it is larger than the sum of its proper divisors (1).

98999471 is an equidigital number, since it uses as much as digits as its factorization.

98999471 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1469664, while the sum is 56.

The square root of 98999471 is about 9949.8477877805. The cubic root of 98999471 is about 462.6056769477.

The spelling of 98999471 in words is "ninety-eight million, nine hundred ninety-nine thousand, four hundred seventy-one".