98378111 has 6 divisors (see below), whose sum is σ = 106527960. Its totient is φ = 90810408.

The previous prime is 98378101. The next prime is 98378113. The reversal of 98378111 is 11187389.

It is not a de Polignac number, because 98378111 - 2¹⁰ = 98377087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98378113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 290891 + ... + 291228.

It is an arithmetic number, because the mean of its divisors is an integer number (17754660).

Almost surely, 2^98378111 is an apocalyptic number.

98378111 is a deficient number, since it is larger than the sum of its proper divisors (8149849).

98378111 is a wasteful number, since it uses less digits than its factorization.

98378111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 582145 (or 582132 counting only the distinct ones).

The product of its digits is 12096, while the sum is 38.

The square root of 98378111 is about 9918.5740406573. The cubic root of 98378111 is about 461.6358127031.

It can be divided in two parts, 98378 and 111, that added together give a palindrome (98489).

The spelling of 98378111 in words is "ninety-eight million, three hundred seventy-eight thousand, one hundred eleven".