2108954 has 4 divisors (see below), whose sum is σ = 3163434. Its totient is φ = 1054476.

The previous prime is 2108941. The next prime is 2108957. The reversal of 2108954 is 4598012.

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

It can be written as a sum of positive squares in only one way, i.e., 2059225 + 49729 = 1435^2 + 223^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2108957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 527237 + ... + 527240.

2^2108954 is an apocalyptic number.

2108954 is a deficient number, since it is larger than the sum of its proper divisors (1054480).

2108954 is a wasteful number, since it uses less digits than its factorization.

2108954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1054479.

The product of its (nonzero) digits is 2880, while the sum is 29.

The square root of 2108954 is about 1452.2238119519. The cubic root of 2108954 is about 128.2396632864.

The spelling of 2108954 in words is "two million, one hundred eight thousand, nine hundred fifty-four".