98909903 has 2 divisors, whose sum is σ = 98909904. Its totient is φ = 98909902.

The previous prime is 98909897. The next prime is 98909971. The reversal of 98909903 is 30990989.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 98909903 - 2⁸ = 98909647 is a prime.

It is a super-2 number, since 2×98909903² = 19566337822938818, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98989903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49454951 + 49454952.

It is an arithmetic number, because the mean of its divisors is an integer number (49454952).

Almost surely, 2^98909903 is an apocalyptic number.

98909903 is a deficient number, since it is larger than the sum of its proper divisors (1).

98909903 is an equidigital number, since it uses as much as digits as its factorization.

98909903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 157464, while the sum is 47.

The square root of 98909903 is about 9945.3457958987. The cubic root of 98909903 is about 462.4661234501.

The spelling of 98909903 in words is "ninety-eight million, nine hundred nine thousand, nine hundred three".