2131107 has 8 divisors (see below), whose sum is σ = 3099840. Its totient is φ = 1291560.

The previous prime is 2131099. The next prime is 2131109. The reversal of 2131107 is 7011312.

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

It is not a de Polignac number, because 2131107 - 2³ = 2131099 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2131109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32257 + ... + 32322.

It is an arithmetic number, because the mean of its divisors is an integer number (387480).

2^2131107 is an apocalyptic number.

2131107 is a deficient number, since it is larger than the sum of its proper divisors (968733).

2131107 is a wasteful number, since it uses less digits than its factorization.

2131107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64593.

The product of its (nonzero) digits is 42, while the sum is 15.

The square root of 2131107 is about 1459.8311546203. The cubic root of 2131107 is about 128.6871210856.

Adding to 2131107 its reverse (7011312), we get a palindrome (9142419).

The spelling of 2131107 in words is "two million, one hundred thirty-one thousand, one hundred seven".