98900111 has 4 divisors (see below), whose sum is σ = 104105400. Its totient is φ = 93694824.

The previous prime is 98900083. The next prime is 98900117. The reversal of 98900111 is 11100989.

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 98900111 - 2²⁶ = 31791247 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 (98900117) 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, 2602616 + ... + 2602653.

It is an arithmetic number, because the mean of its divisors is an integer number (26026350).

Almost surely, 2^98900111 is an apocalyptic number.

98900111 is a deficient number, since it is larger than the sum of its proper divisors (5205289).

98900111 is a wasteful number, since it uses less digits than its factorization.

98900111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5205288.

The product of its (nonzero) digits is 648, while the sum is 29.

The square root of 98900111 is about 9944.8534931391. The cubic root of 98900111 is about 462.4508616896.

The spelling of 98900111 in words is "ninety-eight million, nine hundred thousand, one hundred eleven".