2105354 has 8 divisors (see below), whose sum is σ = 3209988. Its totient is φ = 1035360.

The previous prime is 2105347. The next prime is 2105357. The reversal of 2105354 is 4535012.

It can be written as a sum of positive squares in 2 ways, for example, as 1428025 + 677329 = 1195^2 + 823^2 .

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

It is a Curzon number.

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

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8507 + ... + 8750.

2^2105354 is an apocalyptic number.

2105354 is a deficient number, since it is larger than the sum of its proper divisors (1104634).

2105354 is a wasteful number, since it uses less digits than its factorization.

2105354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17320.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 2105354 is about 1450.9838041825. The cubic root of 2105354 is about 128.1666530446.

The spelling of 2105354 in words is "two million, one hundred five thousand, three hundred fifty-four".