26315923 has 2 divisors, whose sum is σ = 26315924. Its totient is φ = 26315922.

The previous prime is 26315921. The next prime is 26315929. The reversal of 26315923 is 32951362.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26315923 - 2¹ = 26315921 is a prime.

Together with 26315921, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (26315921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13157961 + 13157962.

It is an arithmetic number, because the mean of its divisors is an integer number (13157962).

Almost surely, 2^26315923 is an apocalyptic number.

26315923 is a deficient number, since it is larger than the sum of its proper divisors (1).

26315923 is an equidigital number, since it uses as much as digits as its factorization.

26315923 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9720, while the sum is 31.

The square root of 26315923 is about 5129.9047749447. The cubic root of 26315923 is about 297.4446777059. Note that the first 3 decimals are identical.

The spelling of 26315923 in words is "twenty-six million, three hundred fifteen thousand, nine hundred twenty-three".