26211923 has 2 divisors, whose sum is σ = 26211924. Its totient is φ = 26211922.

The previous prime is 26211919. The next prime is 26211929. The reversal of 26211923 is 32911262.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26211923 - 2² = 26211919 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 26211892 and 26211901.

It is not a weakly prime, because it can be changed into another prime (26211929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13105961 + 13105962.

It is an arithmetic number, because the mean of its divisors is an integer number (13105962).

Almost surely, 2^26211923 is an apocalyptic number.

26211923 is a deficient number, since it is larger than the sum of its proper divisors (1).

26211923 is an equidigital number, since it uses as much as digits as its factorization.

26211923 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1296, while the sum is 26.

The square root of 26211923 is about 5119.7580997543. The cubic root of 26211923 is about 297.0523285985.

The spelling of 26211923 in words is "twenty-six million, two hundred eleven thousand, nine hundred twenty-three".