98786911 has 2 divisors, whose sum is σ = 98786912. Its totient is φ = 98786910.

The previous prime is 98786899. The next prime is 98786921. The reversal of 98786911 is 11968789.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 98786911 - 2⁵ = 98786879 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98786921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49393455 + 49393456.

It is an arithmetic number, because the mean of its divisors is an integer number (49393456).

Almost surely, 2^98786911 is an apocalyptic number.

98786911 is a deficient number, since it is larger than the sum of its proper divisors (1).

98786911 is an equidigital number, since it uses as much as digits as its factorization.

98786911 is an evil number, because the sum of its binary digits is even.

The product of its digits is 217728, while the sum is 49.

The square root of 98786911 is about 9939.1604776259. The cubic root of 98786911 is about 462.2743555746.

The spelling of 98786911 in words is "ninety-eight million, seven hundred eighty-six thousand, nine hundred eleven".