98561453 has 2 divisors, whose sum is σ = 98561454. Its totient is φ = 98561452.

The previous prime is 98561443. The next prime is 98561471. The reversal of 98561453 is 35416589.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 78464164 + 20097289 = 8858^2 + 4483^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-98561453 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 98561453.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98561423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49280726 + 49280727.

It is an arithmetic number, because the mean of its divisors is an integer number (49280727).

Almost surely, 2^98561453 is an apocalyptic number.

It is an amenable number.

98561453 is a deficient number, since it is larger than the sum of its proper divisors (1).

98561453 is an equidigital number, since it uses as much as digits as its factorization.

98561453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 129600, while the sum is 41.

The square root of 98561453 is about 9927.8120953209. The cubic root of 98561453 is about 461.9224100255.

The spelling of 98561453 in words is "ninety-eight million, five hundred sixty-one thousand, four hundred fifty-three".