98945719 has 2 divisors, whose sum is σ = 98945720. Its totient is φ = 98945718.

The previous prime is 98945713. The next prime is 98945779. The reversal of 98945719 is 91754989.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 98945719 - 2⁷ = 98945591 is a prime.

It is a super-2 number, since 2×98945719² = 19580510616853922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98945713) 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, 49472859 + 49472860.

It is an arithmetic number, because the mean of its divisors is an integer number (49472860).

Almost surely, 2^98945719 is an apocalyptic number.

98945719 is a deficient number, since it is larger than the sum of its proper divisors (1).

98945719 is an equidigital number, since it uses as much as digits as its factorization.

98945719 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 816480, while the sum is 52.

The square root of 98945719 is about 9947.1462741834. The cubic root of 98945719 is about 462.5219375034.

The spelling of 98945719 in words is "ninety-eight million, nine hundred forty-five thousand, seven hundred nineteen".