98660051 has 4 divisors (see below), whose sum is σ = 112754352. Its totient is φ = 84565752.

The previous prime is 98660039. The next prime is 98660053. The reversal of 98660051 is 15006689.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 98660051 - 2¹⁰ = 98659027 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 98659993 and 98660020.

It is not an unprimeable number, because it can be changed into a prime (98660053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7047140 + ... + 7047153.

It is an arithmetic number, because the mean of its divisors is an integer number (28188588).

Almost surely, 2^98660051 is an apocalyptic number.

98660051 is a deficient number, since it is larger than the sum of its proper divisors (14094301).

98660051 is a wasteful number, since it uses less digits than its factorization.

98660051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14094300.

The product of its (nonzero) digits is 12960, while the sum is 35.

The square root of 98660051 is about 9932.7766007295. The cubic root of 98660051 is about 462.0763899222.

The spelling of 98660051 in words is "ninety-eight million, six hundred sixty thousand, fifty-one".