98877481 has 2 divisors, whose sum is σ = 98877482. Its totient is φ = 98877480.

The previous prime is 98877479. The next prime is 98877503. The reversal of 98877481 is 18477889.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 90554256 + 8323225 = 9516^2 + 2885^2 .

It is a cyclic number.

It is not a de Polignac number, because 98877481 - 2¹ = 98877479 is a prime.

It is a super-2 number, since 2×98877481² = 19553512497810722, which contains 22 as substring.

Together with 98877479, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (98877781) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49438740 + 49438741.

It is an arithmetic number, because the mean of its divisors is an integer number (49438741).

Almost surely, 2^98877481 is an apocalyptic number.

It is an amenable number.

98877481 is a deficient number, since it is larger than the sum of its proper divisors (1).

98877481 is an equidigital number, since it uses as much as digits as its factorization.

98877481 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 903168, while the sum is 52.

The square root of 98877481 is about 9943.7156536176. The cubic root of 98877481 is about 462.4155868344.

The spelling of 98877481 in words is "ninety-eight million, eight hundred seventy-seven thousand, four hundred eighty-one".