26641007 has 2 divisors, whose sum is σ = 26641008. Its totient is φ = 26641006.

The previous prime is 26641003. The next prime is 26641019. The reversal of 26641007 is 70014662.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26641007 - 2² = 26641003 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26641001) 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, 13320503 + 13320504.

It is an arithmetic number, because the mean of its divisors is an integer number (13320504).

Almost surely, 2^26641007 is an apocalyptic number.

26641007 is a deficient number, since it is larger than the sum of its proper divisors (1).

26641007 is an equidigital number, since it uses as much as digits as its factorization.

26641007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 26641007 is about 5161.4927104472. The cubic root of 26641007 is about 298.6644595582.

Adding to 26641007 its reverse (70014662), we get a palindrome (96655669).

The spelling of 26641007 in words is "twenty-six million, six hundred forty-one thousand, seven".