98541139 has 2 divisors, whose sum is σ = 98541140. Its totient is φ = 98541138.

The previous prime is 98541133. The next prime is 98541143. The reversal of 98541139 is 93114589.

It is a strong prime.

It is an emirp because it is prime and its reverse (93114589) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-98541139 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (98541133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49270569 + 49270570.

It is an arithmetic number, because the mean of its divisors is an integer number (49270570).

Almost surely, 2^98541139 is an apocalyptic number.

98541139 is a deficient number, since it is larger than the sum of its proper divisors (1).

98541139 is an equidigital number, since it uses as much as digits as its factorization.

98541139 is an evil number, because the sum of its binary digits is even.

The product of its digits is 38880, while the sum is 40.

The square root of 98541139 is about 9926.7889571603. The cubic root of 98541139 is about 461.8906730185.

It can be divided in two parts, 985 and 41139, that added together give a palindrome (42124).

The spelling of 98541139 in words is "ninety-eight million, five hundred forty-one thousand, one hundred thirty-nine".