899110011 has 4 divisors (see below), whose sum is σ = 1198813352. Its totient is φ = 599406672.

The previous prime is 899109989. The next prime is 899110013. The reversal of 899110011 is 110011998.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 899110011 - 2²¹ = 897012859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (899110013) 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, 149851666 + ... + 149851671.

It is an arithmetic number, because the mean of its divisors is an integer number (299703338).

Almost surely, 2^899110011 is an apocalyptic number.

899110011 is a deficient number, since it is larger than the sum of its proper divisors (299703341).

899110011 is a wasteful number, since it uses less digits than its factorization.

899110011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299703340.

The product of its (nonzero) digits is 648, while the sum is 30.

The square root of 899110011 is about 29985.1631811468. The cubic root of 899110011 is about 965.1710296699.

It can be divided in two parts, 899 and 110011, that multiplied together give a palindrome (98899889).

The spelling of 899110011 in words is "eight hundred ninety-nine million, one hundred ten thousand, eleven".