2102955 has 8 divisors (see below), whose sum is σ = 3364752. Its totient is φ = 1121568.

The previous prime is 2102941. The next prime is 2102999. The reversal of 2102955 is 5592012.

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

It is not a de Polignac number, because 2102955 - 2¹⁴ = 2086571 is a prime.

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70084 + ... + 70113.

It is an arithmetic number, because the mean of its divisors is an integer number (420594).

2^2102955 is an apocalyptic number.

2102955 is a deficient number, since it is larger than the sum of its proper divisors (1261797).

2102955 is a wasteful number, since it uses less digits than its factorization.

2102955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140205.

The product of its (nonzero) digits is 900, while the sum is 24.

The square root of 2102955 is about 1450.1568880642. The cubic root of 2102955 is about 128.1179536081.

Adding to 2102955 its reverse (5592012), we get a palindrome (7694967).

The spelling of 2102955 in words is "two million, one hundred two thousand, nine hundred fifty-five".