2136543 has 8 divisors (see below), whose sum is σ = 3016368. Its totient is φ = 1340544.

The previous prime is 2136527. The next prime is 2136553. The reversal of 2136543 is 3456312.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2136543 - 2⁴ = 2136527 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2136553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20896 + ... + 20997.

It is an arithmetic number, because the mean of its divisors is an integer number (377046).

2^2136543 is an apocalyptic number.

2136543 is a deficient number, since it is larger than the sum of its proper divisors (879825).

2136543 is a wasteful number, since it uses less digits than its factorization.

2136543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41913.

The product of its digits is 2160, while the sum is 24.

The square root of 2136543 is about 1461.6918279856. The cubic root of 2136543 is about 128.7964459945.

The spelling of 2136543 in words is "two million, one hundred thirty-six thousand, five hundred forty-three".