2160523 has 4 divisors (see below), whose sum is σ = 2163528. Its totient is φ = 2157520.

The previous prime is 2160469. The next prime is 2160527. The reversal of 2160523 is 3250612.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2160523 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2160523.

It is not an unprimeable number, because it can be changed into a prime (2160527) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 288 + ... + 2098.

It is an arithmetic number, because the mean of its divisors is an integer number (540882).

2^2160523 is an apocalyptic number.

2160523 is a deficient number, since it is larger than the sum of its proper divisors (3005).

2160523 is a wasteful number, since it uses less digits than its factorization.

2160523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3004.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 2160523 is about 1469.8717631140. The cubic root of 2160523 is about 129.2765136094.

The spelling of 2160523 in words is "two million, one hundred sixty thousand, five hundred twenty-three".