98140971 has 4 divisors (see below), whose sum is σ = 130854632. Its totient is φ = 65427312.

The previous prime is 98140967. The next prime is 98140979. The reversal of 98140971 is 17904189.

It is a happy number.

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

It is not a de Polignac number, because 98140971 - 2² = 98140967 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (98140979) 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, 16356826 + ... + 16356831.

It is an arithmetic number, because the mean of its divisors is an integer number (32713658).

Almost surely, 2^98140971 is an apocalyptic number.

98140971 is a deficient number, since it is larger than the sum of its proper divisors (32713661).

98140971 is a wasteful number, since it uses less digits than its factorization.

98140971 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32713660.

The product of its (nonzero) digits is 18144, while the sum is 39.

The square root of 98140971 is about 9906.6124886361. The cubic root of 98140971 is about 461.2645905741.

The spelling of 98140971 in words is "ninety-eight million, one hundred forty thousand, nine hundred seventy-one".