2105351 has 8 divisors (see below), whose sum is σ = 2211840. Its totient is φ = 2000152.

The previous prime is 2105347. The next prime is 2105357. The reversal of 2105351 is 1535012.

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 2105351 - 2² = 2105347 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2105357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5306 + ... + 5688.

It is an arithmetic number, because the mean of its divisors is an integer number (276480).

2^2105351 is an apocalyptic number.

2105351 is a deficient number, since it is larger than the sum of its proper divisors (106489).

2105351 is a wasteful number, since it uses less digits than its factorization.

2105351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 645.

The product of its (nonzero) digits is 150, while the sum is 17.

The square root of 2105351 is about 1450.9827704008. The cubic root of 2105351 is about 128.1665921680.

The spelling of 2105351 in words is "two million, one hundred five thousand, three hundred fifty-one".