26931067 has 2 divisors, whose sum is σ = 26931068. Its totient is φ = 26931066.

The previous prime is 26931019. The next prime is 26931071. The reversal of 26931067 is 76013962.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26931067 - 2¹⁵ = 26898299 is a prime.

It is not a weakly prime, because it can be changed into another prime (26931007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13465533 + 13465534.

It is an arithmetic number, because the mean of its divisors is an integer number (13465534).

Almost surely, 2^26931067 is an apocalyptic number.

26931067 is a deficient number, since it is larger than the sum of its proper divisors (1).

26931067 is an equidigital number, since it uses as much as digits as its factorization.

26931067 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13608, while the sum is 34.

The square root of 26931067 is about 5189.5151025891. The cubic root of 26931067 is about 299.7444750110.

The spelling of 26931067 in words is "twenty-six million, nine hundred thirty-one thousand, sixty-seven".