889065097 has 4 divisors (see below), whose sum is σ = 893052160. Its totient is φ = 885078036.

The previous prime is 889065091. The next prime is 889065103. The reversal of 889065097 is 790560988.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (889065091) and next prime (889065103).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-889065097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (889065091) 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, 1993197 + ... + 1993642.

It is an arithmetic number, because the mean of its divisors is an integer number (223263040).

Almost surely, 2^889065097 is an apocalyptic number.

It is an amenable number.

889065097 is a deficient number, since it is larger than the sum of its proper divisors (3987063).

889065097 is a wasteful number, since it uses less digits than its factorization.

889065097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3987062.

The product of its (nonzero) digits is 1088640, while the sum is 52.

The square root of 889065097 is about 29817.1946534210. The cubic root of 889065097 is about 961.5632433587.

The spelling of 889065097 in words is "eight hundred eighty-nine million, sixty-five thousand, ninety-seven".