26406043 has 2 divisors, whose sum is σ = 26406044. Its totient is φ = 26406042.

The previous prime is 26406041. The next prime is 26406053. The reversal of 26406043 is 34060462.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26406043 - 2¹ = 26406041 is a prime.

Together with 26406041, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 26405999 and 26406017.

It is not a weakly prime, because it can be changed into another prime (26406041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13203021 + 13203022.

It is an arithmetic number, because the mean of its divisors is an integer number (13203022).

Almost surely, 2^26406043 is an apocalyptic number.

26406043 is a deficient number, since it is larger than the sum of its proper divisors (1).

26406043 is an equidigital number, since it uses as much as digits as its factorization.

26406043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 26406043 is about 5138.6810564580. The cubic root of 26406043 is about 297.7838281806.

The spelling of 26406043 in words is "twenty-six million, four hundred six thousand, forty-three".