26028539 has 2 divisors, whose sum is σ = 26028540. Its totient is φ = 26028538.

The previous prime is 26028503. The next prime is 26028557. The reversal of 26028539 is 93582062.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26028539 - 2²⁰ = 24979963 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 26028499 and 26028508.

It is not a weakly prime, because it can be changed into another prime (26028589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13014269 + 13014270.

It is an arithmetic number, because the mean of its divisors is an integer number (13014270).

Almost surely, 2^26028539 is an apocalyptic number.

26028539 is a deficient number, since it is larger than the sum of its proper divisors (1).

26028539 is an equidigital number, since it uses as much as digits as its factorization.

26028539 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 26028539 is about 5101.8172252640. The cubic root of 26028539 is about 296.3579603790.

The spelling of 26028539 in words is "twenty-six million, twenty-eight thousand, five hundred thirty-nine".