890804011 has 4 divisors (see below), whose sum is σ = 890925112. Its totient is φ = 890682912.

The previous prime is 890804009. The next prime is 890804017. The reversal of 890804011 is 110408098.

890804011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 890804011 - 2¹ = 890804009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (890804017) 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, 48750 + ... + 64483.

It is an arithmetic number, because the mean of its divisors is an integer number (222731278).

Almost surely, 2^890804011 is an apocalyptic number.

890804011 is a deficient number, since it is larger than the sum of its proper divisors (121101).

890804011 is a wasteful number, since it uses less digits than its factorization.

890804011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121100.

The product of its (nonzero) digits is 2304, while the sum is 31.

The square root of 890804011 is about 29846.3399933727. The cubic root of 890804011 is about 962.1897392294.

The spelling of 890804011 in words is "eight hundred ninety million, eight hundred four thousand, eleven".