89004121 has 4 divisors (see below), whose sum is σ = 89038132. Its totient is φ = 88970112.

The previous prime is 89004079. The next prime is 89004169. The reversal of 89004121 is 12140098.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 40896025 + 48108096 = 6395^2 + 6936^2 .

It is a cyclic number.

It is not a de Polignac number, because 89004121 - 2⁹ = 89003609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (83004121) 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, 12720 + ... + 18433.

It is an arithmetic number, because the mean of its divisors is an integer number (22259533).

Almost surely, 2^89004121 is an apocalyptic number.

It is an amenable number.

89004121 is a deficient number, since it is larger than the sum of its proper divisors (34011).

89004121 is a wasteful number, since it uses less digits than its factorization.

89004121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34010.

The product of its (nonzero) digits is 576, while the sum is 25.

The square root of 89004121 is about 9434.1995420915. The cubic root of 89004121 is about 446.4814005437.

The spelling of 89004121 in words is "eighty-nine million, four thousand, one hundred twenty-one".