98121603 has 32 divisors (see below), whose sum is σ = 145815552. Its totient is φ = 58406400.

The previous prime is 98121589. The next prime is 98121607. The reversal of 98121603 is 30612189.

It is not a de Polignac number, because 98121603 - 2⁸ = 98121347 is a prime.

It is not an unprimeable number, because it can be changed into a prime (98121607) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 83208 + ... + 84378.

It is an arithmetic number, because the mean of its divisors is an integer number (4556736).

Almost surely, 2^98121603 is an apocalyptic number.

98121603 is a gapful number since it is divisible by the number (93) formed by its first and last digit.

98121603 is a deficient number, since it is larger than the sum of its proper divisors (47693949).

98121603 is a wasteful number, since it uses less digits than its factorization.

98121603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1275.

The product of its (nonzero) digits is 2592, while the sum is 30.

The square root of 98121603 is about 9905.6349115037. The cubic root of 98121603 is about 461.2342452444.

The spelling of 98121603 in words is "ninety-eight million, one hundred twenty-one thousand, six hundred three".