98453281 has 2 divisors, whose sum is σ = 98453282. Its totient is φ = 98453280.

The previous prime is 98453219. The next prime is 98453291. The reversal of 98453281 is 18235489.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 54893281 + 43560000 = 7409^2 + 6600^2 .

It is a cyclic number.

It is not a de Polignac number, because 98453281 - 2²¹ = 96356129 is a prime.

It is a super-2 number, since 2×98453281² = 19386097079329922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (98453291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49226640 + 49226641.

It is an arithmetic number, because the mean of its divisors is an integer number (49226641).

Almost surely, 2^98453281 is an apocalyptic number.

It is an amenable number.

98453281 is a deficient number, since it is larger than the sum of its proper divisors (1).

98453281 is an equidigital number, since it uses as much as digits as its factorization.

98453281 is an evil number, because the sum of its binary digits is even.

The product of its digits is 69120, while the sum is 40.

The square root of 98453281 is about 9922.3626722671. The cubic root of 98453281 is about 461.7533602928.

The spelling of 98453281 in words is "ninety-eight million, four hundred fifty-three thousand, two hundred eighty-one".