3100897 has 4 divisors (see below), whose sum is σ = 3105540. Its totient is φ = 3096256.

The previous prime is 3100873. The next prime is 3100913. The reversal of 3100897 is 7980013.

3100897 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 can be written as a sum of positive squares in 2 ways, for example, as 1752976 + 1347921 = 1324^2 + 1161^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3100897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3100807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1108 + ... + 2725.

It is an arithmetic number, because the mean of its divisors is an integer number (776385).

Almost surely, 2^3100897 is an apocalyptic number.

It is an amenable number.

3100897 is a deficient number, since it is larger than the sum of its proper divisors (4643).

3100897 is an equidigital number, since it uses as much as digits as its factorization.

3100897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4642.

The product of its (nonzero) digits is 1512, while the sum is 28.

The square root of 3100897 is about 1760.9363986243. The cubic root of 3100897 is about 145.8240358336.

The spelling of 3100897 in words is "three million, one hundred thousand, eight hundred ninety-seven".