897277107 has 4 divisors (see below), whose sum is σ = 1196369480. Its totient is φ = 598184736.

The previous prime is 897277103. The next prime is 897277123. The reversal of 897277107 is 701772798.

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

It is not a de Polignac number, because 897277107 - 2² = 897277103 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (897277103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 149546182 + ... + 149546187.

It is an arithmetic number, because the mean of its divisors is an integer number (299092370).

Almost surely, 2^897277107 is an apocalyptic number.

897277107 is a deficient number, since it is larger than the sum of its proper divisors (299092373).

897277107 is a wasteful number, since it uses less digits than its factorization.

897277107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299092372.

The product of its (nonzero) digits is 345744, while the sum is 48.

The square root of 897277107 is about 29954.5840732266. The cubic root of 897277107 is about 964.5147253587.

The spelling of 897277107 in words is "eight hundred ninety-seven million, two hundred seventy-seven thousand, one hundred seven".