26543045 has 4 divisors (see below), whose sum is σ = 31851660. Its totient is φ = 21234432.

The previous prime is 26543029. The next prime is 26543047. The reversal of 26543045 is 54034562.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 19483396 + 7059649 = 4414^2 + 2657^2 .

It is a cyclic number.

It is not a de Polignac number, because 26543045 - 2⁴ = 26543029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 26542999 and 26543017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26543047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2654300 + ... + 2654309.

It is an arithmetic number, because the mean of its divisors is an integer number (7962915).

Almost surely, 2^26543045 is an apocalyptic number.

It is an amenable number.

26543045 is a deficient number, since it is larger than the sum of its proper divisors (5308615).

26543045 is an equidigital number, since it uses as much as digits as its factorization.

26543045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5308614.

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 26543045 is about 5151.9942740651. The cubic root of 26543045 is about 298.2979355926.

The spelling of 26543045 in words is "twenty-six million, five hundred forty-three thousand, forty-five".