2153135 has 16 divisors (see below), whose sum is σ = 2781216. Its totient is φ = 1594368.

The previous prime is 2153113. The next prime is 2153149. The reversal of 2153135 is 5313512.

It is a cyclic number.

It is not a de Polignac number, because 2153135 - 2⁶ = 2153071 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6032 + ... + 6378.

It is an arithmetic number, because the mean of its divisors is an integer number (173826).

2^2153135 is an apocalyptic number.

2153135 is a deficient number, since it is larger than the sum of its proper divisors (628081).

2153135 is a wasteful number, since it uses less digits than its factorization.

2153135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 442.

The product of its digits is 450, while the sum is 20.

The square root of 2153135 is about 1467.3564665752. The cubic root of 2153135 is about 129.1289898204.

Adding to 2153135 its reverse (5313512), we get a palindrome (7466647).

The spelling of 2153135 in words is "two million, one hundred fifty-three thousand, one hundred thirty-five".