2152143 has 32 divisors (see below), whose sum is σ = 3724800. Its totient is φ = 1202688.

The previous prime is 2152127. The next prime is 2152153. The reversal of 2152143 is 3412512.

It is not a de Polignac number, because 2152143 - 2⁴ = 2152127 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2152103) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11055 + ... + 11247.

It is an arithmetic number, because the mean of its divisors is an integer number (116400).

2^2152143 is an apocalyptic number.

2152143 is a deficient number, since it is larger than the sum of its proper divisors (1572657).

2152143 is a wasteful number, since it uses less digits than its factorization.

2152143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268 (or 262 counting only the distinct ones).

The product of its digits is 240, while the sum is 18.

The square root of 2152143 is about 1467.0184047925. The cubic root of 2152143 is about 129.1091558519.

Adding to 2152143 its reverse (3412512), we get a palindrome (5564655).

The spelling of 2152143 in words is "two million, one hundred fifty-two thousand, one hundred forty-three".