98937121 has 4 divisors (see below), whose sum is σ = 98967744. Its totient is φ = 98906500.

The previous prime is 98937107. The next prime is 98937173. The reversal of 98937121 is 12173989.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 12173989 = 17 ⋅716117.

It is a cyclic number.

It is not a de Polignac number, because 98937121 - 2²¹ = 96839969 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (98937101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is an upside-down number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9805 + ... + 17146.

It is an arithmetic number, because the mean of its divisors is an integer number (24741936).

Almost surely, 2^98937121 is an apocalyptic number.

It is an amenable number.

98937121 is a deficient number, since it is larger than the sum of its proper divisors (30623).

98937121 is a wasteful number, since it uses less digits than its factorization.

98937121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30622.

The product of its digits is 27216, while the sum is 40.

The square root of 98937121 is about 9946.7140805394. The cubic root of 98937121 is about 462.5085399933.

The spelling of 98937121 in words is "ninety-eight million, nine hundred thirty-seven thousand, one hundred twenty-one".