26165141 has 4 divisors (see below), whose sum is σ = 26215884. Its totient is φ = 26114400.

The previous prime is 26165131. The next prime is 26165173. The reversal of 26165141 is 14156162.

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 5499025 + 20666116 = 2345^2 + 4546^2 .

It is a cyclic number.

It is not a de Polignac number, because 26165141 - 2⁶ = 26165077 is a prime.

It is a super-2 number, since 2×26165141² = 1369229207099762, which contains 22 as substring.

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 26165141.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26165101) 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, 24590 + ... + 25631.

It is an arithmetic number, because the mean of its divisors is an integer number (6553971).

Almost surely, 2^26165141 is an apocalyptic number.

It is an amenable number.

26165141 is a deficient number, since it is larger than the sum of its proper divisors (50743).

26165141 is an equidigital number, since it uses as much as digits as its factorization.

26165141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50742.

The product of its digits is 1440, while the sum is 26.

The square root of 26165141 is about 5115.1872888488. The cubic root of 26165141 is about 296.8755009558.

The spelling of 26165141 in words is "twenty-six million, one hundred sixty-five thousand, one hundred forty-one".