2134155 has 16 divisors (see below), whose sum is σ = 3463200. Its totient is φ = 1122048.

The previous prime is 2134141. The next prime is 2134157. The reversal of 2134155 is 5514312.

It is not a de Polignac number, because 2134155 - 2⁸ = 2133899 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2134157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 121 + ... + 2069.

It is an arithmetic number, because the mean of its divisors is an integer number (216450).

2^2134155 is an apocalyptic number.

2134155 is a deficient number, since it is larger than the sum of its proper divisors (1329045).

2134155 is a wasteful number, since it uses less digits than its factorization.

2134155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2030.

The product of its digits is 600, while the sum is 21.

The square root of 2134155 is about 1460.8747379567. The cubic root of 2134155 is about 128.7484431269.

Adding to 2134155 its reverse (5514312), we get a palindrome (7648467).

The spelling of 2134155 in words is "two million, one hundred thirty-four thousand, one hundred fifty-five".