897039611 has 8 divisors (see below), whose sum is σ = 969719520. Its totient is φ = 824884992.

The previous prime is 897039601. The next prime is 897039623. The reversal of 897039611 is 116930798.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 897039611 - 2¹⁰ = 897038587 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (897039601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127766 + ... + 134603.

It is an arithmetic number, because the mean of its divisors is an integer number (121214940).

Almost surely, 2^897039611 is an apocalyptic number.

897039611 is a deficient number, since it is larger than the sum of its proper divisors (72679909).

897039611 is a wasteful number, since it uses less digits than its factorization.

897039611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262645.

The product of its (nonzero) digits is 81648, while the sum is 44.

The square root of 897039611 is about 29950.6195428408. The cubic root of 897039611 is about 964.4296202480.

The spelling of 897039611 in words is "eight hundred ninety-seven million, thirty-nine thousand, six hundred eleven".