98741777 has 2 divisors, whose sum is σ = 98741778. Its totient is φ = 98741776.

The previous prime is 98741743. The next prime is 98741779. The reversal of 98741777 is 77714789.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 98386561 + 355216 = 9919^2 + 596^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-98741777 is a prime.

Together with 98741779, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (98741779) 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 as a sum of consecutive naturals, namely, 49370888 + 49370889.

It is an arithmetic number, because the mean of its divisors is an integer number (49370889).

Almost surely, 2^98741777 is an apocalyptic number.

It is an amenable number.

98741777 is a deficient number, since it is larger than the sum of its proper divisors (1).

98741777 is an equidigital number, since it uses as much as digits as its factorization.

98741777 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 691488, while the sum is 50.

The square root of 98741777 is about 9936.8897045303. The cubic root of 98741777 is about 462.2039431793.

The spelling of 98741777 in words is "ninety-eight million, seven hundred forty-one thousand, seven hundred seventy-seven".