26104487 has 2 divisors, whose sum is σ = 26104488. Its totient is φ = 26104486.

The previous prime is 26104457. The next prime is 26104493. The reversal of 26104487 is 78440162.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26104487 - 2¹² = 26100391 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26104417) 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 as a sum of consecutive naturals, namely, 13052243 + 13052244.

It is an arithmetic number, because the mean of its divisors is an integer number (13052244).

Almost surely, 2^26104487 is an apocalyptic number.

26104487 is a deficient number, since it is larger than the sum of its proper divisors (1).

26104487 is an equidigital number, since it uses as much as digits as its factorization.

26104487 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10752, while the sum is 32.

The square root of 26104487 is about 5109.2550337598. The cubic root of 26104487 is about 296.6459255513.

The spelling of 26104487 in words is "twenty-six million, one hundred four thousand, four hundred eighty-seven".