26260987 has 2 divisors, whose sum is σ = 26260988. Its totient is φ = 26260986.

The previous prime is 26260973. The next prime is 26261041. The reversal of 26260987 is 78906262.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26260987 - 2⁷ = 26260859 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (26260957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13130493 + 13130494.

It is an arithmetic number, because the mean of its divisors is an integer number (13130494).

Almost surely, 2^26260987 is an apocalyptic number.

26260987 is a deficient number, since it is larger than the sum of its proper divisors (1).

26260987 is an equidigital number, since it uses as much as digits as its factorization.

26260987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72576, while the sum is 40.

The square root of 26260987 is about 5124.5474922182. The cubic root of 26260987 is about 297.2375558993.

The spelling of 26260987 in words is "twenty-six million, two hundred sixty thousand, nine hundred eighty-seven".