26713091 has 2 divisors, whose sum is σ = 26713092. Its totient is φ = 26713090.

The previous prime is 26713081. The next prime is 26713117. The reversal of 26713091 is 19031762.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26713091 - 2¹⁰ = 26712067 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (26713081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13356545 + 13356546.

It is an arithmetic number, because the mean of its divisors is an integer number (13356546).

Almost surely, 2^26713091 is an apocalyptic number.

26713091 is a deficient number, since it is larger than the sum of its proper divisors (1).

26713091 is an equidigital number, since it uses as much as digits as its factorization.

26713091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2268, while the sum is 29.

The square root of 26713091 is about 5168.4708570331. The cubic root of 26713091 is about 298.9335877824.

The spelling of 26713091 in words is "twenty-six million, seven hundred thirteen thousand, ninety-one".