26418031 has 2 divisors, whose sum is σ = 26418032. Its totient is φ = 26418030.

The previous prime is 26418019. The next prime is 26418059. The reversal of 26418031 is 13081462.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26418031 is a prime.

It is a super-2 number, since 2×26418031² = 1395824723833922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 26417987 and 26418005.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26418061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13209015 + 13209016.

It is an arithmetic number, because the mean of its divisors is an integer number (13209016).

Almost surely, 2^26418031 is an apocalyptic number.

26418031 is a deficient number, since it is larger than the sum of its proper divisors (1).

26418031 is an equidigital number, since it uses as much as digits as its factorization.

26418031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 26418031 is about 5139.8473712748. The cubic root of 26418031 is about 297.8288846910.

Adding to 26418031 its reverse (13081462), we get a palindrome (39499493).

The spelling of 26418031 in words is "twenty-six million, four hundred eighteen thousand, thirty-one".