26055129 has 4 divisors (see below), whose sum is σ = 34740176. Its totient is φ = 17370084.

The previous prime is 26055121. The next prime is 26055149. The reversal of 26055129 is 92155062.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 26055129 - 2³ = 26055121 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 26055096 and 26055105.

It is not an unprimeable number, because it can be changed into a prime (26055121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4342519 + ... + 4342524.

It is an arithmetic number, because the mean of its divisors is an integer number (8685044).

Almost surely, 2^26055129 is an apocalyptic number.

It is an amenable number.

26055129 is a deficient number, since it is larger than the sum of its proper divisors (8685047).

26055129 is an equidigital number, since it uses as much as digits as its factorization.

26055129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8685046.

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 26055129 is about 5104.4224942691. The cubic root of 26055129 is about 296.4588429308.

The spelling of 26055129 in words is "twenty-six million, fifty-five thousand, one hundred twenty-nine".