2153043 has 12 divisors (see below), whose sum is σ = 3210688. Its totient is φ = 1388880.

The previous prime is 2152973. The next prime is 2153051. The reversal of 2153043 is 3403512.

It is not a de Polignac number, because 2153043 - 2¹² = 2148947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2153083) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3580 + ... + 4137.

2^2153043 is an apocalyptic number.

2153043 is a deficient number, since it is larger than the sum of its proper divisors (1057645).

2153043 is a wasteful number, since it uses less digits than its factorization.

2153043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7754 (or 7751 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 2153043 is about 1467.3251173479. The cubic root of 2153043 is about 129.1271506361.

Adding to 2153043 its reverse (3403512), we get a palindrome (5556555).

The spelling of 2153043 in words is "two million, one hundred fifty-three thousand, forty-three".