98288551 has 2 divisors, whose sum is σ = 98288552. Its totient is φ = 98288550.

The previous prime is 98288549. The next prime is 98288557. The reversal of 98288551 is 15588289.

It is a weak prime.

It is an emirp because it is prime and its reverse (15588289) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 98288551 - 2¹ = 98288549 is a prime.

Together with 98288549, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98288557) 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, 49144275 + 49144276.

It is an arithmetic number, because the mean of its divisors is an integer number (49144276).

Almost surely, 2^98288551 is an apocalyptic number.

98288551 is a deficient number, since it is larger than the sum of its proper divisors (1).

98288551 is an equidigital number, since it uses as much as digits as its factorization.

98288551 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 230400, while the sum is 46.

The square root of 98288551 is about 9914.0582507871. The cubic root of 98288551 is about 461.4956844592.

The spelling of 98288551 in words is "ninety-eight million, two hundred eighty-eight thousand, five hundred fifty-one".