98021141 has 2 divisors, whose sum is σ = 98021142. Its totient is φ = 98021140.

The previous prime is 98021137. The next prime is 98021173. The reversal of 98021141 is 14112089.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 73170916 + 24850225 = 8554^2 + 4985^2 .

It is an emirp because it is prime and its reverse (14112089) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 98021141 - 2² = 98021137 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 98021141.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98021111) 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, 49010570 + 49010571.

It is an arithmetic number, because the mean of its divisors is an integer number (49010571).

Almost surely, 2^98021141 is an apocalyptic number.

It is an amenable number.

98021141 is a deficient number, since it is larger than the sum of its proper divisors (1).

98021141 is an equidigital number, since it uses as much as digits as its factorization.

98021141 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 26.

The square root of 98021141 is about 9900.5626607784. The cubic root of 98021141 is about 461.0767796227.

The spelling of 98021141 in words is "ninety-eight million, twenty-one thousand, one hundred forty-one".