98995553 has 2 divisors, whose sum is σ = 98995554. Its totient is φ = 98995552.

The previous prime is 98995549. The next prime is 98995579. The reversal of 98995553 is 35559989.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 95023504 + 3972049 = 9748^2 + 1993^2 .

It is an emirp because it is prime and its reverse (35559989) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 98995553 - 2² = 98995549 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 98995495 and 98995504.

It is not a weakly prime, because it can be changed into another prime (98997553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49497776 + 49497777.

It is an arithmetic number, because the mean of its divisors is an integer number (49497777).

Almost surely, 2^98995553 is an apocalyptic number.

It is an amenable number.

98995553 is a deficient number, since it is larger than the sum of its proper divisors (1).

98995553 is an equidigital number, since it uses as much as digits as its factorization.

98995553 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2187000, while the sum is 53.

The square root of 98995553 is about 9949.6508983984. The cubic root of 98995553 is about 462.5995741778.

The spelling of 98995553 in words is "ninety-eight million, nine hundred ninety-five thousand, five hundred fifty-three".