26345143 has 16 divisors (see below), whose sum is σ = 30316032. Its totient is φ = 22660000.

The previous prime is 26345141. The next prime is 26345167. The reversal of 26345143 is 34154362.

It is not a de Polignac number, because 26345143 - 2¹ = 26345141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26345141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25038 + ... + 26068.

It is an arithmetic number, because the mean of its divisors is an integer number (1894752).

Almost surely, 2^26345143 is an apocalyptic number.

26345143 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

26345143 is a deficient number, since it is larger than the sum of its proper divisors (3970889).

26345143 is a wasteful number, since it uses less digits than its factorization.

26345143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1166.

The product of its digits is 8640, while the sum is 28.

The square root of 26345143 is about 5132.7519908914. The cubic root of 26345143 is about 297.5547266504.

It can be divided in two parts, 2634 and 5143, that added together give a palindrome (7777).

The spelling of 26345143 in words is "twenty-six million, three hundred forty-five thousand, one hundred forty-three".