98081251 has 2 divisors, whose sum is σ = 98081252. Its totient is φ = 98081250.

The previous prime is 98081239. The next prime is 98081257. The reversal of 98081251 is 15218089.

It is a strong prime.

It is an emirp because it is prime and its reverse (15218089) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 98081251 - 2⁹ = 98080739 is a prime.

It is not a weakly prime, because it can be changed into another prime (98081257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49040625 + 49040626.

It is an arithmetic number, because the mean of its divisors is an integer number (49040626).

Almost surely, 2^98081251 is an apocalyptic number.

98081251 is a deficient number, since it is larger than the sum of its proper divisors (1).

98081251 is an equidigital number, since it uses as much as digits as its factorization.

98081251 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 34.

The square root of 98081251 is about 9903.5978815782. The cubic root of 98081251 is about 461.1710098454.

The spelling of 98081251 in words is "ninety-eight million, eighty-one thousand, two hundred fifty-one".