98506131 has 4 divisors (see below), whose sum is σ = 131341512. Its totient is φ = 65670752.

The previous prime is 98506091. The next prime is 98506141. The reversal of 98506131 is 13160589.

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 98506131 - 2¹⁰ = 98505107 is a prime.

It is a super-2 number, since 2×98506131² = 19406915689178322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 98506092 and 98506101.

It is not an unprimeable number, because it can be changed into a prime (98506141) 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, 16417686 + ... + 16417691.

It is an arithmetic number, because the mean of its divisors is an integer number (32835378).

Almost surely, 2^98506131 is an apocalyptic number.

98506131 is a deficient number, since it is larger than the sum of its proper divisors (32835381).

98506131 is a wasteful number, since it uses less digits than its factorization.

98506131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32835380.

The product of its (nonzero) digits is 6480, while the sum is 33.

The square root of 98506131 is about 9925.0254911511. The cubic root of 98506131 is about 461.8359690168.

The spelling of 98506131 in words is "ninety-eight million, five hundred six thousand, one hundred thirty-one".